Lundahl headphone transformer

Lundahl headphone transformer. > Lundahl transformers > Lundahl Line output transformers > Lundahl Active output splitting transformer, LL1560. It features a unique mechanical approach, developed by RCA in the 1930s and adapted by Sony, to achieving a choice between cardioid and omnidirectional polar patterns – an adjustable tuned acoustic chamber. Lundahl Output transformer for headphone amplifiers, LL2765-30mA. An output transformer can have several functions, such as: DAC Output; Break the ground loop (Solve hum problems; Pre-amplifier Output; Provide electrical safety (Headphone) Options available; DAC Output. Lundahl Moving coil input transformer, LL1678. Choose options Quick view. Note: Full kits for our our passive DI project, the FE2, are now available in the store. Headphone; Interstage; Line Output; View results. Small size, high impedance line input transformer for bridging input applications. > Lundahl transformers > Lundahl Moving coil input > Lundahl Moving coil input transformer, LL1678. I am also selling my stax 009! A new star is born! LL9226XL, the newest member of our MC SUT family. Here is a collection of schematics developed around Lundahl Transformers that you can use, modify or just learn from. Lundahl Video transformer, LL1575. The core is a high qua lity grain oriented silicon steel C-core from our own production. LL1951: 1+1 : 14 37x22x17 +10 dBU: Compatible with LL1577, but with reduced internal capacitance. You can find Laila in our product range. Lundahl Tube amplifier output transformer, LL1664-100mA Headphones, headsets, earpieces, amplifiers and wireless systems Hearing protection and noise control Record, replay and radio receivers A range of high performance PCB mounting analogue audio transformers, manufactured in Sweden. Power transformers . Lundahl LL1673 10H. Estimated power rating 250 VA which can be increased with good cooling. 1V signal must be amplifier 100000 times (or 100 dB). Print ; 127,20 € 104,26 € tax excl. These Portable headphone amplifiers Fuses and fuse holders Headphone Amplifiers DACs CD/SACD-players Turntables Tonearms LUNDAHL TRANSFORMERS Lundahl Transformers is a world leading manufacturer of high performance transformers for audio applications. In particular, it can transform a balanced signal into an unbalanced one, or vice versa. 5W on an 8 ohm loudspeaker, a 0. Lundahl Line input transformer, LL1948. Interstage, headphone and line output transformers . A significant difference between Lundahl Transformers and other transformer manufacturing companies is that in 23-114 | LUNDAHL ANALOGUE AUDIO TRANSFORMERS | A range of high performance PCB mounting analogue audio transformers, manufactured in Sweden. The amp is functioning perfectly and there's pretty much no scratch or anything besides those on the bottom panel (amp was shipped to me in that state). Lundahl Transformers AB has more than 65 years of successful operations and a strong market position. Building the Kit. Last Update: Look at this factory movie on facebook. 23-113 | LUNDAHL ANALOGUE AUDIO TRANSFORMERS | A range of high performance PCB mounting analogue audio transformers, manufactured in Sweden. Probably 95% of the transformers in tube amps are conventional EI core types; not Lundahls. Our open end winding technique (with insulation between each layer of copper wire within a transformer section) is consistently applied, even for the smallest transformer types and for the thinnest wire dimensions. The LL2765 is a three sectioned, dual coil, C-core output transformer for headphone amplifier applications. Lundahl LL5402 Audio transformer 5. LL1630 7,2+7,2 1+1 LL1635 1+1 1+1 LL1660 1+1+1+1 Hi I want to know some very good brand of output transformer for single ended amplifier. Such low impedance, low signal level devices are normally used in combination with MC Step-Up Transformers between thecartridge and the phono stage. But [] Introduction to LUNDAHL Transformers. HiroSys; LUNDAHL; Voice Technologies; Headphone Output Transformers; Main Transformers; Chokes; MC High Impedance Line Input Transformer. I see tremendous potential in Lundahl Transformers AB and am determined to continue building on the well-established brand that has been created over the years. A corrected data sheet has just been uploaded to our web site. The transformers are highly sectioned with harmonically sized sections, which results in a minimum leakage inductance. If you want to go big, custom transformers for Monolith Magnetics are near the top with their Finemet amorphous core line. 6k 150 ohms B 6:1 5. LL2811 is an audio output transformer for balanced drive, with the following features: 1. > Lundahl transformers > Lundahl Mains transformers > Lundahl Mains transformer, LL1649. The Lundahl transformers (footnote 4) showcased tight bass, intense detail, and a somewhat blunt clarity. Lundahl; Item no. According to Per Lundahl, writing by email, "Choice of core material is a question of taste. The LL2774 is a three sectioned, dual coil, C-core output transformer for headphone amplifier applications. Deals and Steals; Price Drops; Modern Electronic Production Gear; LUNDAHL, Line Input Transformers. After graduating from the School of Physics at the Royal Institute of Technology in Stockholm, he worked as a computer consultant for Ericsson. The management team is diverse, with each member bringing unique strengths, making it a great complement to Output transformer for tube headphone amplifiers LL2774 The LL2774 is a three sectioned, dual coil, C-core output transformer for headphone amplifier applications. The stock transformers just plug in; not the Lundahls. Moving Coil Input Transformer LL1678 LL1678 is an input audio transformer for moving coil pickups. LUNDAHL TRANSFORMERS Tibeliusgatan 7 International Domestic S-761 50 NORRTÄLJE Phone +46 - 176 13930 0176-13930 I'm planning to build an EL34 PP amplifier, and I've been doing a lot of reading about Claus Byrith's '4-30' Mullard variant amp. Well-documented PP Amplifier from Claus Byrith Headphone cable and connectors; Heatshrinks, braided sleves for DIY cable; Speaker jumpers and terminal bridges; Speaker building accessories; Kimber Kable. Hit list would likely go: Tribute Tamura Lundahl = James = Hashimoto = Tango = O-netics Bartolucci = Audio Note Electraprint DAC -> Amp with parallelled E182CC and Lundahl transformers -> 8ohm headphones . The Mojave MA-37 features an EF86 tube, Lundahl transformer and a special capsule built here in California. High End Performance Power Cables; Power Cables; Speaker Cables; RCA and XLR Line Cables; Digital Cables; Phono Cable; > Lundahl transformers > Lundahl Microphone transformers > Lundahl Microphone Transformer, LL1530. Anode chokes, interstage, headphone & line output transformers; Manufacturer. All Welcome to the world of Hi-Fi, Headphones, and Home Cinema, where StereoNET, showing you the latest beats and tech vibes. > Lundahl transformers > Lundahl Anode chokes, interstage and line output > Lundahl Line output transformer, LL1689-18mA. Headphone; Interstage; Line Output; Interstage. Famous Lundahl hand-made output transformers are the best choice for this kit and is suitable for all TU-8200 models including the last one TU-8200R. Headphones, headsets, earpieces, amplifiers and wireless systems Hearing protection and noise control Record, replay and radio receivers A range of high performance PCB mounting analogue audio transformers, manufactured in Sweden. In Mr Byrith's excellent documentation, he recommends the Lundahl LL1663 PP output transformer, a 5k:8 ohm UL transformer Links: Byrith Amplifier Lundahl's output transformers upgrade kit for Elekit TU-8200 amplifier. The Edcor mentioned by @Windcrest77 might be a great solution for most applications if the sound quality is there. Model LL2754-PP. Available at Orso Audio. LL2765 is available From Box to Bench My Experience with the TU-8900 (Part 2) As usual, dealing with Victor was clockwork. Gramophone Dreams #81: Feliks Envy headphone amplifier. Model LL1544A. He makes two types of headphone amps: An OTL and a 300B amp. Model LL1578. Model LL1576. The 2161 Mic In Lundahl Transformer Kit from SPL, is an optional microphone input transformer available for installation in a number of Lundahl-ready SPL audio devices. 38 178 in stock. Gramophone Dreams #80 Lundahl Transformers Lundahl Transformers is a world leading manufacturer of high performance transformers for audio applications. \nErhard Audio is the North American distributor for Lundahl Transformers. Which tube should I use regarding Rp ? Tube transformers (line output , inter stage ect ) Model : primary ratios secondary ratios. LUNDAHL TRANSFORMERS Tibeliusgatan 7 International Domestic S-761 50 NORRTÄLJE Phone +46 - 176 13930 0176-13930 Ultra-linear taps output transformers for tube amplifiers. > Lundahl transformers > Lundahl Input and DC-free line output application > Lundahl Line input transformer, LL1948. Lundahl Microphone Transformer, LL1538. The PCB can be used in combination with a DIN housing, or can be screw mounted without any housing. Tube Amplifier Output Transformer LL1688 LL1688 is an output transformer, designed primarily for 845 tube amplifiers, but the LL1688 is available with different core air-gaps for different types of output stages. In addition to the transformer, the board has two holes [] Additionally, it has a headphone output stage that uses the valve circuity inside. Lundahl LL1931 moving coil stepup transformer Description: Surfing the web I discovered that Ortofon had designed a new Moving Coil stepup transformer Verto and that the stepup transformers was delivered by Lundahl, which we have had very good experience with from our 6C33 amplifier. If you want to reopen this topic, contact a moderator using the "Report Post" button. Lundahl Line input transformer, LL1540. Stax amp. The use of C-cores with well-defined air-gap [] Tube Amplifier Output Transformers LL1620 , LL1623, LL1627, LL9202 The LL1620, LL1623, LL1627 and LL9202 are output transformers for tube amplifiers. Audiophiles will find premium, handcrafted tube audio gear at Erhard Audio, along with complete upgrade kits for Dynaco PAS preamps. All housing cans are mu-metal, and pin diameters are 1. The LL2754 is a four-sectioned, dual coil, low impedance C-core output transformer for headphone amplifier applications. The A23 showcased tone-truthfulness, rhythmic bounce, and a more refined presentation of ambience. Mains transformers for tube amplifiers. It also includes some of our technical papers of more general interest. LL2754 is available in PP and SE versions. > Lundahl transformers > Lundahl General purpose > Lundahl Isolation transformer, LL1588. The LL1948 combines Cardas high purity copper wire windings with our own cobalt-based amorphous core. Home; About Us; Product . TU-8200R Lundahl Transformer Upgrade Kit (Convert your TU-8200R to a TU-8200VK) - £325. 5dB) and a good inductance value to build a perfect headphone amplifier to drive headphones with impedances from 150 to 600 ohms. Home / Product / LUNDAHL / Headphone Output Transformers. Lundahl LL1620 output transformer Output transformer for tube headphone amplifiers LL2765 The LL2765 is a three sectioned, dual coil, C-core output transformer for headphone amplifier applications. The coil is wound using our high internal isolation technique with isolation foil between each copper layer. Lundahl tube amplifier transformers are built in a house-made dual coil single C-core style and can be ordered with a choice of core air-gap for Push-Pull o. If primary pins 1 and 5 are connected to ground, the windings are arranged such that cold ends of the primary windings surround each secondary winding. Being LL1922 is a high-level input transformer similar to the UTC LS-10. Audio Output Transformer LL2811 . Line Output Transformer for Tube Amplifiers LL1630-PP LL1630 is a line output transformer for tube amplifiers. Joined 2004. Lundahl will design variations on existing types, or completely new constructions, to meet specific needs. But in general the sonic reputation of Lundahl is considerably better (exceptions exist). Please The Lundahl transformers (footnote 4) showcased tight bass, intense detail, and a somewhat blunt clarity. In particular, it can transform a balanced Forum Home Amplifiers Solid State Pass Labs Tubes / Valves Chip Amps Class D Power Supplies Headphone Systems. Classi Audio offers a highly recommend Direct Input box Kit "Laila 1935 DI Box" for the LL1935 transformers. Lundahl Line output transformer, Silver Wire Amorphous Core Moving Coil Input Transformer LL1941Ag LL1941Ag is a silver wire version of our high turns ratio, high performance moving coil step-up transformer LL1941. 4. This is an excellent tube headphone amp designed by Keenan. Lundahl LL1592 is a high-level line input transformer with a mu metal lamination core designed for high end audio line input applications with or without phase splitting. (By contrast, the T50RP comes alive when connected to my O2 amp, but the HD650 sounds pretty much the same driven by the O2 amp. A. I like the 49% nickel core transformers from Intact Audio, but they are pretty pricey at over $1,000 a pair Distributors Our distributors are strategically located around the world to better serve you. > Lundahl transformers > Lundahl Mains transformers > Lundahl Mains transformer, LL1651. Interstage Transformers Filter Showing 1 - 8 of 8 products Lundahl LL1660S Lundahl Interstage Transformer. Mounting Lundahl transformer? (DI) Thread starter 85coverboy; Start date 2021-01-23 4:17 pm; Jump to Latest 8. LL1689; Product weight. Forum Home Amplifiers Solid State Pass Labs Tubes / Valves Chip Amps Class D Power Supplies Headphone Systems. What impedance is the transformer ? Is it better to parallel tubes ? What is the best transformer for 600 ohm output ? I want to drive my headphones and line output . AEGIS tube headphone amp. . In the LL3720 we are using a new winding structure to minimize destructive capacitive coupling between primary and secondary windings. ) This Lundhal LL1544A audio transformer is a general-purpose line input audio transformer that can be used for a wide range of applications. Model LL1517. Tube amplifier output transformer LL1663 5k : 8 ohms The LL1663 is a four-sectioned dual coil C-core tube amplifier output transformer for 5 k: 8 ohms impedance ratio available in PP and SE versions. LUNDAHL TRANSFORMERS Tibeliusgatan 7 International Domestic S-761 50 NORRTÄLJE Phone +46 - 176 13930 0176-13930 Sowter makes any custom job you want, Lundahl does not. 99. For this transformer we are using a new winding structure with minimal capacitive coupling between primary and secondary sections. Lundahl Line output transformer, LL1517. This small transformer features two 3-section coils and Faraday shields. Line Input / General Purpose Transformers LL7901 and LL7902 LL7901 and LL7902 are large size, high level, high performance audio transformers, made for extraordinary LUNDAHL TRANSFORMERS Tibeliusgatan 7 International Domestic SE-761 50 NORRTÄLJE Phone +46 - 176 13930 0176-13930 SWEDEN Headphone cable and connectors; Heatshrinks, braided sleves for DIY cable; Speaker jumpers and terminal bridges; Speaker building accessories; Kimber Kable. In particular for tube amplifier devices, such a high amplification [] The LL1545A is an excellent sounding line input transformer used in both pro audio and audiophile applications. Stock output transformer on the left, optional Lundahl on the right . Turns Ratio: 4 x 13:4 : 8 x 1 Lundahl Transformatoren charakterisieren sich durch sehr gute akustische Performance. Push-Pull Amplifier (2 stages) Input Stage; PP 6H30P Headphone Amplifier; Monoblock SE 6C33C Amplifier with alternative input stages; Links to Projects using Lundahl Transformers. > Lundahl transformers > Lundahl Line input > Lundahl Line input transformer, LL1544A. Amorphous Core. VAT. Model LL7401. 2% positive; Seller's other Pro Audio Our Pro Audio line is specifically crafted to deliver unparalleled performance in recording studios, live sound setups, broadcast environments, and beyond. 2021-10 Headphone cable and connectors; Heatshrinks, braided sleves for DIY cable; Speaker jumpers and terminal bridges; Speaker building accessories; Kimber Kable. The result is an amplifier with amazing sound quality and super low noise, that can also be used with headphones. Filters . Recently viewed. > Lundahl transformers > Lundahl Mains transformers > Lundahl Mains transformer, LL1648. 169,54 € inkl. LL2774 is available in PP and SE versions. It is primarily designed to be used Moving coil input transformers Moving coil cartridges are low voltage devices. These offer various gain/loading options that most old microphone transformers do not. diyAudio Community diyAudio Store. The transformer is built up from two coils, each consisting of 5 sections. Lundahl Transformers Sweden; Contact. The transformer is built up from two coils, each coil with one secondary winding surrounded by two primary windings. 2001 contact me for any problem or question: webmaster@audiodesignguide. The Cardas Wire option uses either the LL1933 or LL1943 Lundahl transformer, depending on your gain requirements. 4kg M6 Sowter SA08 SINGLE ENDED Audio Output Transformer LL5402 LL5402 is an audio output transformer for unbalanced drive, ideally used with mixed feedback drive circuits (see application example below). 2k 230pF 485pF T1 Secondary [Output] 59. 0,75 kg; Description. PCB mount style. The company employs about 25 people and is located in the small town Norrtälje, just outside Stockholm, Sweden. Lundahl LL 1524 Output Transformer Made in Sweden. Audio Zen. LL2913 is identical to our ribbon microphone transformer LL2911, but (for manufacturing reasons) with a different pinout / winding phase. ” The LL2754 is a four-sectioned, dual coil, low impedance C-core output transformer for headphone amplifier applications. To reach the LS-10 freq. Optional Lundahl amorphous core LC input chokes in the digital power supplies. 6k 17. Headphone Amps; View All; Integrated Systems. com Introduction The my idea was to create a very simple driver for the Stax headphones that anyone can make with little DIY experience and that use the normal loudspeakers amplifier of any type (vacuum tubes or solid state). While Transcendar is high quality and very respectable parafeed OPT for headphones undoubtfully, amorphous zero-gapped Lundahl sounds like no transformer at all - 100% transparent. I don’t think people will be Lundahls are different. Microphone Input Transformers LL1538 and LL1538XL The LL1538 and the LL1538XL are high performance microphone input transformers, each with a high permeability mu-metal core and two three-section coils. 5 Headphone cable and connectors; Heatshrinks, braided sleves for DIY cable; Speaker jumpers and terminal bridges; Speaker building accessories; Kimber Kable. Lundahl Output transformer for headphone amplifiers, LL2754-PP. Headphones Wireless Headphones Audiophile Headphones Earbuds Gaming Headsets Streaming Headsets LL1623 is a tube amplifier output transformer from Lundahl Tube Amplifier Transformers line, with special winding and core construction perfectly suitable for high quality audio amplifiers. High End Performance Power Cables; Power Cables; Speaker Cables; RCA and XLR Line Cables; Digital Cables; Phono Cable; > Lundahl transformers > Lundahl General purpose > Lundahl Isolation transformer, LL1527. The Lundahl transformer is felt, by many in the industry, to impart a "warmth" Distributors Our distributors are strategically located around the world to better serve you. S/PDIF inputs with Lundahl amorphous core transformers and Vishay Nude resistors. Headphones, headsets, earpieces, amplifiers and wireless systems Hearing protection and noise control Record, replay and radio receivers Audio interfacing Video interfacing, processing, monitoring and camera accessories Audio mixers and processing Amplification Loudspeakers and audio monitoring Test and measurement Communications, C-core mains transformers. The data sheet for our new single-end output transformer LL3720 is now available. Model LL1538. Vintage gear in our Best of Used event Save on vintage gems now Shop the sales. Filters. Venn Farm Manor, Higher Exeter Road, Teignmouth, England, TQ14 The LL2765 is a three sectioned, dual coil, C-core output transformer for headphone amplifier applications. Magnetic stray is extremely small if secondaries of the two coils are loaded identically. ORSO Audio Acoustic DimensionAqua BlueCeres Electronique JAC Music AudioKit AudioXcel Granada audio Hirosys Limited Shenzhen An Sheng Audio Comp. So if you already have a good speaker amp the is your chance . A significant difference between Lundahl Transformers and other transformer manufacturing companies is that in addition to controlling the entire manufa Moving Coil Input Transformer LL1681 The LL1681 is a large core moving coil input transformer with a mu-metal core. Lundahl Transformers Lundahl Transformers is a world leading manufacturer of high performance transformers for audio applications. , zzgl. The transformer is rated to put out 13V on the secondary when configured as a 4. It enables a speaker amp (4-200Watt) to play with Stax HP and with a good speaker amplifier beats Blue Hawaii or Woo audio or orig. In order to generate 12. Calculating Transformer Related Noise Figure: AS044: Stereo Headphone Driver uses LM6325 Current Booster: AS048: Simplified Measurement of Output Impedance: AS050: High Performance Audio Op-Amp Quick Reference: AS071 “Anti-RIAA” Equalizer for Line to Mag Phono Converter: AS085 Headphone cable and connectors; Heatshrinks, braided sleves for DIY cable; Speaker jumpers and terminal bridges; Speaker building accessories; Kimber Kable. Purchase 2 x LL1931 and recieve a free project PCB. Model LL1527. We are currently working on a new vision and mission for the company. Model LL1575. Model LL1649. £29. The Lundahl LL1935 is a DI Box design transformer with a very transparent sound recommended for passive DI boxes. Other options in true SUT’s are available from Jensen and Sowter, though they are a bit pricier than the entry-level Lundahl. Model LL5402. 6K:32, do you have 600 ohm headphones that could make use of that much voltage? (that's 300mW into 600 Ohms, hot!) Lundahl LL2765 Headphone Amp Project. The LL1941Ag combines our unique uncut amorphous cobalt core and our dual coil structure with high purity (99. response in 1:8 applications with nondifferential amplifier input, the internal Faraday shield must be tied to one of the source lines (the UTC LS-10 does not have any Faraday shield). This, combined with a low Have you heard any AudioNote or Lundahl output transformers? If so, which ones? What did you think of them? Glenn Rechnitzer is the name of my friend and amp builder. Lundahl Mains transformer, LL1649. There are lliterally dozens of SE transformers that would suit a 300b, some 3K and some 5k. Its amorphous tape core combines high sensitivity for low-level signals with CCTV isolation transformers are primarily used in large surveillance installations such as airports, malls, train stations, cities etcetera where the different units (camera, switchboard, monitors) are locally powered. 8x14. £1. NEUTRIK NC3FDM3-L-1 XLR Female panel. Clear. Available in copper or silver wire versions. Lundahl Mains transformer, LL1648. LL1623 Tube Amplifier Output Transformer. I shot him an e-mail, chatted for a bit, and placed my order for the amp along with a TKD pot upgrade, Lundahl amorphous output transformers (OPTs), and a pair of Silvania 12BH7s. > Lundahl transformers > Lundahl Line output transformers > Lundahl Line output transformer, LL5402. A significant difference between Lundahl Transformers and other transformer manufacturing companies is that in The Rothwell MCL step-up transformer, equipped with Lundahl transformers, is a premium audio transformer developed to increase the output voltage of moving coil (MC) pickup elements to the level of moving magnet (MM) The Lundahl LL2769 Output Transformers. A significant difference between Lundahl Transformers and other transformer manufacturing companies is that in addition to controlling the entire manufa Per Lundahl is a multitalented designer who runs one of world’s leading high-performance audio transformer manufacturing outfits, Lundahl Transformers, which is based in Norrtalje, Sweden. 99%) silver wire in an oversized design. The LL1943Ag combines our dual coil structure with high purity (99. It looks identical to what's pictured online. Erhard Audio Cable Factory Canford Blore Edwards Ltd. Lundahl ferrous core LC input chokes in the digital power supplies. All Headphones; Noise Canceling Headphones; Amplifiers; Preamps; Turntables; Curated by Reverb. the STAX Transformer by Andrea Ciuffoli - 21 oct. Silicon-iron C-core, which results in a transformer with more "transformer sound character", compared to a classic mu metal lamination transformer. U nnecessary to say this company is in good hands! Their success tells it all. Turns ratio: 1 + 1 + 1 + 1 : 37 Dims: (Length x Width x Height above PCB (mm)) 30 x 22. Chokes and nothing but. The transformer combines Lundahl's unique uncut amorphous colbalt core and their dual coil structure with Cardas high purity copper wire in an oversi. 7 k : 8 Ohm. Have also bunch of 10W parafeed Trancendars for headphones manufactured by Gery to my specs in 2020. 3H 3H -273mH 6. Elekit TU-HP03 – Vacuum Tube Hybrid Portable Headphone Amplifier FULLY ASSEMBLED; Elekit PS-3249R – USB-DAC DIY Module; Elekit PS-3250 – Phono Looking into the online datasheets of the Lundahl web site, I discovered the LL1630 transformer. LL1691 Big Size Tube Amplifier Output Transformer For over 40 years, Jensen Transformers Inc has set the benchmark for delivering the highest quality transformers, with the widest frequency response, least distortion, lowest phase deviation, best common-mode noise rejection and maximum signal handling. The LL1931 is a high turns ratio, high performance moving coil step-up transformer for turns rations of 1:8 and 1:16. Typical output levels are below1 mV, and often as low as 0. I LL1545A is a general purpose audio transformer with a variety of connection alternatives. Lundahl Interstage transformer, This small PCB is designed for some common applications using a few of our pin compatible transformer models. , Ltd AUDIO Amtrans corporation DHT sound Headphone cable and connectors; Heatshrinks, braided sleves for DIY cable; Speaker jumpers and terminal bridges; Speaker building accessories; Kimber Kable. Breadcrumb: Lundahl LL2774 tube headphone amp output transformer. The transformer is designed for high end audio applications such as tube amplifier line input with or without phase splitting. Those are mostly for 1:1 usage, and could be nice with righ rp directly heated triodes, like 10Y, 801A and others. 1 mV. Lundahl Mains transformer, LL1683. Line output transformer Based on the LL1660 size and structure LL1689 is a line output transformer for tube amplifiers. LUNDAHL TRANSFORMERS Tibeliusgatan 7 International Domestic S-761 50 NORRTÄLJE Phone +46 - 176 13930 0176-13930 SWEDEN Fax +46 - 176 13935 0176-13935 16 13 3 5 2 4 18 21 3 4 5 8 Lundahl Output transformer for headphone amplifiers, LL2754-PP. LL1540 Line Input Transformer. Four section winding structure for small leakage inductance. Line output transformer based on the LL1660 size and structure. Model LL1678. The coil is wound using our standard high internal isolation technique with Orso Audio is a new venture built to bring Lundahl transformers and high quality audio products to the UK and the World. Transformers can also be retrofitted, but only by SPL or authorized service partners. The LL1931Ag combines our unique uncut amorphous cobalt core and our dual coil structure with high purity (99. Audiophile Transformers, the unsung heroes that bridge the gap between your audio source and speakers. Download catalogue Erhard Audio LLC is the sole and official importer, reseller and distributor for all Lundahl Transformers products in North America. Thread starter Bertel; Start date 2009-11-25 10:30 am; Status This old topic is closed. 1% tolerance in analog signal path. The R-core power transformer supports 4 different voltage environments 100V, 115V, 200V, and 230V so it can be used anywhere in the World. GAINSTATION 1: Input transformer only (Model 2161) GAINSTATION 8: Input transformer only (Model 2161) GOLDMIKE MK2: Inputs and outputs (Models 2161 and 2052) QURE: Inputs and outputs (Models 2051 and 2052) KULTUBE: Inputs and outputs (Models 2051 and 2052) RACKPACK Modules: Each with input and output transformer option (Models 2051 and 2052). This is a wonderful application for a transformer. The Lundahl Transformers winding technique does not use bobbins. The headphone gain adjustments are accessible – remove the 300B tubes and the top plate, and you can access the jumpers. Silver Wire Moving Coil Input Transformer LL1943Ag LL1943Ag is a silver wire version of our LL1943 high turns ratio, high performance moving coil step-up transformer. Theme - Light; YYYY-MM-DD / 12-hour clock Here at Lundahl Transformers, we have a management team that works together to ensure Lundahl is a modern, sustainable, and reliable company today and into the future. This gives the following advantages: Lundahl Transformers is a world leading manufacturer of high performance transformers for audio applications. The LL9226XL is of course very similar to the LL9226, with the same winding structure and the samt pinout, but the amorphous cobalt strip core size has been increased about 40%. The Lundahl range, O-netics, Bartolucci, Hammond, Rohrentechnik, Hashimoto, Silk, Tango, Audio Note. View larger. Tube Amplifier Output Transformer LL2769 . *** Stereo Ribbon Microphone with Lundahl Transformer, Shockmount, Splitter Cable, and Aluminum Case. It is a tube amplifier output transformer from Lundahl Tube Amplifier Transformers line, with special winding and core construction perfectly suitable for high quality audio amplifiers. 8 products. The company is located in the small town Norrtälje, just outside Stockholm, Sweden. I am looking for high end ones or sounds like the high end stuffs. The transformer is highly sectioned, and wound with a special low capacitance winding technique. General Purpose Transformers LL1527 and LL1527XL LL1527 is a truly general purpose transformer for microphone or line input, for output, for splitting 1 direct + 1 isolated and for galvanic isolation of units. > Lundahl transformers > Lundahl Line input > Lundahl Line input transformer, LL1540. Prep and Installation. LL2765 Headphone Amplifier Output Transformer. Our LL1575 video isolation transformer is a naked component designed for through hole PCBs. Audio Tools - TICA; Installation Loudspeakers; Installation Power Amplifiers; Signal Processors & Matrix; View All; Mic Preamps; Lundahl Transformer Kits. L undahl transformers follow a long tradition. And guess what? We stumbled upon something pretty darn cool in the sea of reviews – the Linn I believe this is a Glenn OTL Headphone Amplifier but I'm not able to verify that as there is no label marking it as a Glenn OTL along with no model number on it. It is available in 18dB and 24dB gain (LL1933) or 24dB and 30dB gain (LL1943). OTL Headphone Amplifier Tube *READ DESCRIPTION* Lundahl Transformer. Lundahl Line output transformer, LL7401. Category. LL1527 has been generally accepted by the audio industry as the general purpose audio transformer. 3k 18. Lundahl will design variations on existing types, Headphones, headsets, earpieces, amplifiers and wireless systems Hearing protection and noise control Record, replay and radio receivers Headphone cable and connectors; Heatshrinks, braided sleves for DIY cable; Speaker jumpers and terminal bridges; Speaker building accessories; Kimber Kable. 5 +15 dBU: Output transformer for solid Premium audio transformers Pro Audio Transformers used between the artist and the record medium. 8H 46. I have seen the LL1930 mentioned by posters here and on other sites for use as a parafeed headphone transformer. Beschreibung. LUNDAHL TRANSFORMERS Tibeliusgatan 7 International Domestic S-761 50 NORRTÄLJE Phone +46 - 176 13930 0176-13930 SWEDEN Fax +46 - 176 13935 0176-13935 Microphone Input Transformer LL7903 The LL7903 is a large, high level, high performance audio transformer, made for extraordinary requirements. The LL7901 has an extreme level capability ( + 34 dBU @ 50 Hz) while the LL7902 combines high level capability (+28 dBU @ 50 Hz) with low copper resistance. Model LL1931. Lundahl has a vast array of transformers for the pro audio, audiophile and other speciality industries. In Stock . 08 mm The LL1620 CFB is a version of the LL1620 where one primary winding on each coil has been split to support Push-Pull Cathode Feedback applications. The LL1527 is built-up from two coils, each with one Headphone impedance Suggested connection alternative Turns ratio Primary impedance (ohms) 32 ohms A 12:1 4. The LL1681 consists of two coils, each with a two-sectioned primary winding and one high level secondary winding (with paper insulation) separated by Most of the transformers below are available with amorphous iron C-cores. That's no exaggeration--at it's LL2785C is a new transformer designed for 300B and similar tubes in single-end operation. Last Update: Description . LL1671 is a high current interstage / line output transformer for tube amplifiers The transformer is available with Lundahl LL1671AM/30mA Amorphous Order Now quantity: + (Increase quantity)-(Decrease quantity) Add to basket. Lundahl LL 1524 Output Transformer Made in Sweden . More details . Tech Trinkets and Treasures (850) 99. The use of stick winding with interlayer insulation provides a coil that is uniform in geometry from end-to-end and layer-to-layer, resulting in better (and more consistent unit-to-unit) electrical performance than the more common bobbin-wound coils. K&K offers the Lundahl LL9226 transformers used in their Basic SUT kit for $172 US a pair. The coil is wound using our standard high internal isolation technique with isolation foil between each copper layer. Amorphous Core High Level Line Input Transformer LL1690 LL1690 is a high-level line input transformer with an uncut cobalt-based amorphous strip core. > Lundahl transformers > Lundahl Microphone transformers > Lundahl Microphone Transformer, LL1578. The transformer is available with different core air gap for PP or SE drives. This is the "default" setup with Lundahl nickel core transformers but you can order Lundahl amorphous input transformers from ECP for 300USD. Lundahl Microphone Transformer, LL1576. Available to order online at Orso Audio. Headphone Output Transformers; Main Transformers; Chokes ; MC Transformers; All. Lundahl Line input transformer, LL1544A. Please inquire if the model you are looking for is available with the above options. Headphone cable and connectors; Heatshrinks, braided sleves for DIY cable; Speaker jumpers and terminal bridges; Speaker building accessories; Kimber Kable. The LL2769 is a tube output transformer primarily for tubes like EL34, KT88, KT150. > Lundahl transformers > Lundahl Moving coil input > Lundahl Moving coil input transformer, LL1931. He is also know as L0rdGwyn Whether you’re an audio enthusiast, a DIY electronics wizard, or a seasoned professional, these schematics provide a roadmap to unleash the full potential of Lundahl Transformers. Tribute if you can wait. L0rdGwen has published an extensive building Lundahl doesn't have a parafeed HP transformers. All Lundahl Transformers products highlight: “Fastidious audiophiles often prefer Moving Coil cartridges for their vinyl playing pleasures. The company employs about 25 people and is located in the small town Norrtälje, just outside About this cataloge The purpose of this catalogue is to provide a downloadable and printable collection of data sheets for our wide range of audio transformers. 4k 292k 269k 484pF Focal Lensys Professional Headphones - Your Next True Friend Bettermaker Valve Stereo Passive Equalizer - Walkthrough & Sound Demos Headphone cable and connectors; Heatshrinks, braided sleves for DIY cable; Speaker jumpers and terminal bridges; Speaker building accessories; Kimber Kable. , Ltd AUDIO Amtrans corporation DHT sound OTHER MIC TRANSFORMERS Lundahl 1550 "Amorphous Core" T1 Primary [input] 8. Turns ratio: 1:1. He has a life-long experience from different Silver Wire Amorphous Core Moving Coil Input Transformer LL1931Ag LL1931Ag is a silver wire version of our high performance moving coil step-up transformer LL1931. The Amorphous During autumn 2015, Lundahl announced new interstage transformers. Most transformers have insulated leads exiting a cover; not Lundahls. Joined 2021. Home / Product / LUNDAHL / Tube Amplifier Output Transformers. In the ”Quick selection guide” we have grouped the transformers based on their most common application. Chokes . 3 dB Isolation between primary and secondary windings / between windings and core: 4 kV / 2 kV Suggested use 12 5 4 6 12 5 4 3 2 1 11 9 8 7 6 3 2 1 11 9 8 7 LUNDAHL TRANSFORMERS Tibeliusgatan 7 International Domestic S-761 50 NORRTÄLJE Phone +46 - 176 13930 0176-13930 Chokes, mostly used in tube amplifiers We have a wide range of chokes and inductors for tube amplifiers, ranging from anode choke LL1667 (operating current from 5 mA) to filament current choke LL7233 operating at 3. The core is assembled with a small air-gap to compensate for any mains DCunbalance. Lundahl Active output splitting transformer, LL1560. The transformer is available with different core air gap for different driving tubes. All What I’ll cover in this part will be the build process, and the upgrade to the Lundahl output transformers. Lundahl transformers was founded in 1959 by Lars and Gunnel Lundahl, and is located in the big town of Norrtalje, in the Stockholm region. After a lot of reading I was thinking to get the extra Iron of the 6. Pro Audio. 0,75 kg; Shipping weight. LL2765 is available in PP and SE versions. Zur Navigation springen. The coil is wound using our standard The LL1930 is a low profile line output transformer designed for parafeed opperations, such as a headphone amplifier. DAC -> Amp with parallelled E182CC and Lundahl transformers -> 8ohm headphones. Headphones, headsets, earpieces, amplifiers and wireless systems Hearing protection and noise control Record, replay and radio Headphone cable and connectors; Heatshrinks, braided sleves for DIY cable; Speaker jumpers and terminal bridges; Speaker building accessories; Kimber Kable. This is a very similar turns ratio but it looks like the LL2774 is available with a bigger gap in single-ended configuration for higher current output tubes. Thus it is designed for step-up input from 600 ohm sources. 220,89 € inkl. Output transformer for headphone amplifiers LL2765 The LL2765 is a three sectioned, dual coil, C-core output transformer for headphone amplifier applications. Model LL1588. Great to see new options for headphone output transformers! LL1572 Isolation Transformer . > Lundahl transformers > Lundahl Mains transformers > Lundahl Mains Transformer for Tube Amplifiers, LL1669A. Model LL1683. That said, there are many variations of the OTL that can be had. In fact I would say I have had great feedback from Sowter, Lundahl and Jensen when asking for information, they are three very friendly New transformer. Model LL2765-30mA. Model LL1933. To prep the Lundahls for installation you must first screw the supplied spacers into the base. Model LL1651. Tube Amplifier Phase Splitting Interstage Transformer LL1660S-PP LL1660S is a version of LL1660 with internal Faraday shields to improve balance in phase splitting interstage applications. How did it go? Overall, I had a pretty smooth experience. Designed with meticulous attention to detail, our transformers The LL2754 is a four-sectioned, dual coil, low impedance C-core output transformer for headphone amplifier applications. Lundahl Microphone Transformer, LL1578. Vishay TX2575 "Nude" resistors matched to 0. On a side note, I see Lundahl also now has a LL2774 3k primary headphone output transformer (16, 64, 300 ohm secondary taps). As a result, the distortion drops and the Lundahl Transformers is a world leading manufacturer of high performance transformers for audio applications. The LL1630 has a wide frequency response from 10Hz to 40kHz (+/-0. I’ve rolled tubes, I’ve rolled digital interconnects. Details. From £110 £132 Inc. Line Input / General Purpose Transformers LL7901 and LL7902 LL7901 and LL7902 are large size, high level, high performance audio transformers, made for extraordinary requirements. Presently, these include the Frontliner, Channel One, Track One, Gainstation 1, Gainstation 8 and the Goldmike Mk2. The amorphous cores are considered to have sonic advantages, but the signal level capability with amorphous core is about 30% less than with a conventional silicon-iron C-core. Lundahl Transformers LL3720 Lundahl Tube amplifier output transformer, LL2769-PP. The coil is wound using our standard Here we showcase DIY projects which use Lundahl transformers. 5mm. Lundahl Moving coil input transformer, LL1933. 85coverboy. Tube output Moving coil input Input and DC-free line output application Interstage, headphone and line output transformers Mains transformers Chokes Metal Housings I have just finished building my raven preamp, the amp sounds great with the amity power amps but does not have enough power to drive my sennhieser 650's. 8 W Singe End, EL34 amplifier designed by Claus Byrith, Royal Academy of Music in Aarhus, Denmark Claus Byrith is the head of the studio at the Royal Academy of Music in Aarhus. so I was THe LL1689 is a line output transformer for Push Pull and Single ended opperation, specifically suitable for valve headphone amplifiers. > Lundahl transformers > Lundahl Tube output > Lundahl Tube amplifier output transformer, LL1664-100mA. 2021-01-23 4:17 pm #1 Headphones, headsets, earpieces, amplifiers and wireless systems Hearing protection and noise control Record, replay and radio receivers A range of high performance PCB mounting analogue audio transformers, manufactured in Sweden. 00. Subscribe to our newsletter Email The LL2774 is a three sectioned, dual coil, C-core output transformer for headphone amplifier applications. Turns ratio: 1+1 : 1+1. 4 A Our chokes are built in our dual coil single C-core style. Lundahl Mains transformer, LL1651. Output transformer for tube headphone amplifiers LL2765 The LL2765 is a three sectioned, dual coil, C-core output transformer for headphone amplifier applications. Recently Lundahl have been on their no doubt well earned summer break and their website is due for a makeover so I was very grateful to Per Lundahl for sending me out the data sheet on the LL1530 transformer at the heart of the DI-Pro. > Lundahl transformers > Lundahl Video transformers > Lundahl Video transformer, LL1575. Tweet Share Google+ Pinterest . Elekit TU-HP03 – Vacuum Tube Hybrid Portable Headphone Amplifier FULLY ASSEMBLED; Elekit PS-3249R – USB-DAC DIY A Stereophile Recommended product, the Elekit TU-8600S Tube Amp Kit with Lundahl Output Transformer (LL2785B) upgrade is back! Do not hesitate in starting this DIY amp project, you won’t be disappointed. Headphones, headsets, earpieces, amplifiers and wireless systems Hearing protection and noise control Record, replay and radio receivers LUNDAHL LL1572 TRANSFORMER Digital audio isolation, PCB. 3H 38. Lundahl Mains Transformer for Tube Amplifiers, LL1669A. Line output transformer with Nanocrystalline C-core, suitable for preamps, This sheet with tables, provided by Andrea Ciuffoli, is a guide to find the most appropriate Lundahl output (and interstage) transformers to selected tubes. I never thought I’d roll transformers. Leading a company with such an outstanding history is an exciting challenge. NEUTRIK NRJ6HM-1 JACK SOCKET. I can only imagine delicate sound coming from such Signal Output transformers. com Headphone cable and connectors; Heatshrinks, braided sleves for DIY cable; Speaker jumpers and terminal bridges; Speaker building accessories; Kimber Kable. Suitable for drive and reception of a balanced line, with both source and receive impedances of either 75 or 110 ohms. This results in an improved high-frequency response. Member. Tube microphones. These vital components have played a pivotal role in capturing the artistry of musicians and preserving their performances with unparalleled fidelity. > Lundahl transformers > Lundahl Moving coil input > Lundahl Moving coil input transformer, LL1933. I have decided to use the LL1660 PP for my preamp project; i will use a 12B4 to drive it and i guess the Lundahl driven by the right tube will be dramatically better than the Sowter. Silver Wire Amorphous Core Moving Coil Input Transformer LL1941Ag LL1941Ag is a silver wire version of our high turns ratio, high performance moving coil step-up transformer LL1941. Versand. Despite the young age, the LL9226XL is a big sister to the LL9206 and the LL9226. Lundahl Isolation transformer, LL1527. The core is an audio C-core of our Lundahl is a good mid-range option. Gallery Archive Articles. High impedance A range of high performance PCB mounting analogue audio transformers, manufactured in Sweden. IKIGAI Kangai-level cables, dCS Lina headphone amplifier. 4 k R171201 PL Bottom view 4 x M4 Mounting holes 97 35 75 76 55 LUNDAHL TRANSFORMERS Tibeliusgatan 7 Need some transformer knowledge/experience here. Incredibly, the noise I am selling my LST, made on very best lundahl transformer. Model LL1648. This Lundhal LL1544A audio transformer is a general-purpose line input audio transformer that can be used for a wide range of applications. > Lundahl transformers > Lundahl Line output transformers > Lundahl Line output transformer, LL7401. LL1968: 2 : 1: 25x15. The transformer combines high level capability (+28 dBU @ 50 Hz primary level) with low copper resistance and is designed for the most demanding applications. Frontliner: Input (2161), Output (2052) Channel One: Input (2161), Output (2052) Track One: Input (2161) Loss across transformer (at midband with 600 load): 0. In looking at the specs, there isn't a power handling rating. Condition New . Type Turns Ratio Anode chokes, interstage, headphone & line output transformers; Manufacturer. Lundahl; Item no FIIO KA15 Portable DAC Headphone Amplifier 109,00 € FIIO KA15 Portable DAC Headphone LUNDAHL LL1544A Audio Transformer (Unit) Ref : 18893. All Address: Tibeliusgatan 7, 761 50 Norrtälje, Sweden Hours: Mon-Fri 8:00 AM – 5:00 PM Phone: +46 176 – 139 30 E-mail: office@lundahltransformers. > Lundahl transformers > Lundahl Line output transformers > Lundahl Line output transformer, LL1517. When I built the amp, I thought the 50 ohm secondary would work well with the 60 ohm headphones, but the 300 ohm headphones sound much better through it. 2H -4. I only know Lundahl is one of the top end, I want to get opinion what other brands to look at. However, one of the frequent critics regarding the LL1545A is the pinout. Requirement is it has to be very good sounding. Lundahl will design variations on existing types, or completely new constructions, to meet specific Contact us; Help; TechZone; Sign in; My account; UK Sales: 0191 418 1122 International: +44 191 418 1133. Feinste Audiogeräte wie top Mischpulte, Röhren-Equalizer und für viele HighEnd DIY Projekte werden GAINSTATION 1: Input transformer only (Model 2161) GAINSTATION 8: Input transformer only (Model 2161) GOLDMIKE MK2: Inputs and outputs (Models 2161 and 2052) QURE: Inputs and outputs (Models 2051 and 2052) KULTUBE: Inputs and outputs (Models 2051 and 2052) RACKPACK Modules: Each with input and output transformer option (Models 2051 and 2052 Amorphous Core Line Input Transformer LL1948 LL1948 is a high-level line input transformer designed with audiophile applications in mind. However, there is a 30dbu level rating using a 10k secondary load. Lundahl Microphone Transformer, LL1530. The finest transformer for high ohms guitar pickup output impedances to mic input audio impedance. Model LL1540. Lundahl Isolation transformer, LL1588. Line Output Transformer LL2745 LL2745 is a line output transformer for tube amplifiers. Lundahl is a renowned Swedish manufacturer of excellent audio transducers that can be optionally installed in appropriately prepared SPL devices. Voice Technologies. The transformer is built up from two coils, each with a secondary winding surrounded by shields A lot of Lundahl's transformers are available with Amorphous cores, nanocrystalline cores and silver wire. All devices for which optional transformers are available can be supplied ex works with transformer(s). 5 x 14. All transformers are based on the same core size, winding structure and secondaries, but differ in number of turns (and thus impedance level) of primaries. LUNDAHL TRANSFORMERS Tibeliusgatan 7 International Domestic S-761 50 NORRTÄLJE Phone +46 - 176 13930 0176-13930 SWEDEN Fax +46 - 176 13935 0176-13935 . Welcome to Lundahl Transformers Technical Hub Discover the intricacies behind our transformer designs, explore technical specifications, and delve into application notes that will help you unleash the full potential of our products. Typical applications would be galvanic isolation or balanced-to-unbalanced conversion. Headphone Connectors and Plugs; Finished Cables. Ltd Perfect Wave Co. Lundahl Line output transformer, LL5402. First owner, price when bought: 2800USD. In the new version of the [] 23-140 | LUNDAHL VIDEO ISOLATION TRANSFORMERS | LL1575LL1575 The LL1575 is a high-bandwidth transformer designed for CCTV (closed circuit television) use, but can be useful in certain broadcast applications. Model LL1530 Headphone cable and connectors; Heatshrinks, braided sleves for DIY cable; Speaker jumpers and terminal bridges; Speaker building accessories; Kimber Kable. Order Now. The fairly small LL1545A has in total 15 pins in two tight rows, and is probably too flexible for most users. The Audio Feast also makes a Finemet core headphone transformer for a pretty reasonable price. 1mm, recommended PCB drill 1. Lundahl transformers use 'stick wound' coils: the wire is wound in layers on a coil PET former. A lot of Lundahl's transformers are available with Amorphous cores, nanocrystalline cores and silver wire. The best way to contact him is via HeadFi: Lundahl LL1650 C-core mains transformer. Posted on juni 4, 2020; A new star is born! LL9226XL, the newest member of our MC SUT family. LL1620, LL1623, LL1627, LL9202 - 2 - Pin spacing module: 5. Lundahl Lundahl moving coil LL1931 step up transformer. 4k 600 ohms C 3:1 5. We aim to empower you with the know-how to create exceptional audio experiences that transcend the ordinary. If you can solder one component to a couple of jacks, you can make the best passive DI money can buy. All. This is the first time I've tried it with the Lundahl transformers. 7 k : 5 Ohm and 4. > Lundahl transformers > Lundahl Microphone transformers > Lundahl Microphone Transformer, LL1538. Introduction to LUNDAHL Transformers. > Lundahl transformers > Lundahl Microphone transformers > Lundahl Microphone Transformer, LL1576. USt. High End Performance Power Cables; Power Cables; Speaker Cables; RCA and XLR Line Cables; Digital Cables; Phono Cable; > Lundahl transformers > Lundahl Anode chokes, interstage and line output > Lundahl Interstage transformer, LL1660-10mA. > Lundahl transformers > Lundahl Mains transformers > Lundahl Mains transformer, LL1683. Lundahl Moving coil input transformer, LL1931. xpidxq avbwb vlbp kedo wgltags uvwkb luuj xkbvqyeq nzwxrduc mnsl