Western electric 91a.
Western Electric was established in 1869.
Western electric 91a 06% at 1w Build a western electric 91A clone with a 6SJ7 or 6J7 driver, and a 5R4 and shop for some good transformers 3. 99 US A EUROPEAN JAZZ TOUR THE EISA AWARDS MOON 860A V2 POWER, EASE, FLOW, AND BEAUTY BRILLIANT CORNERS A NEW COLUMN BY tube ever made, and the 1936 WE 91A single-ended triode (SET) integrated Has anyone compared the new production Western Electric 300B tubes with the Emission Labs 300B? Thanks. Posted by maxhifi (A) on November 22, 2014 at 09:13:50 . The Western Electric 91E is the latest advancement in single-ended sound, energised by its famous predecessor the WE 91A. Have decided to start at the start, and build myself a Western Electric 91A clone. ” — KEN MICALLEF, STEREOPHILE A Class A, single-ended 300B integrated amplifier from a legacy, proudly American brand. Like many amps based on the legendary Western Electric 91A amplifier, the Ladyday can rock and swing, whisper and growl. 201 West Gordon Avenue, Rossville, GA, 30741, United States. 99 US A EUROPEAN JAZZ TOUR THE EISA AWARDS MOON 860A V2 tube ever made, and the 1936 WE 91A single-ended triode (SET) integrated amplifier, which powered cinema systems across the country. I was surprised to learn that the 91a is restitor capacitor. Please visit Find many great new & used options and get the best deals for Western Electric 91A 91B 300B tube amplifier chassis one pair(replica) at the best online prices at eBay If I had known that they were going to demolish the theatre, I probably would have stayed much longer. Used all vintage caps and vintage resistors-Alen Bradley and Ohmite. The DC supply to the 262A plate comes from R10, a 100K plate-load The 91-A was (not surprisingly) first, and had a power transformer suitable for use on 60Hz lines only, using power transformer number 352-A. hi fi products. ABOUT Company History Library The first new amplifier product from Western Electric in over 15 years, the 91E continues a long-running legacy of quality sound. space RE: WESTERN ELECTRIC 91A CLONE DISCUSSION. Pre-owned · Western Electric. Fast forward to the present with the Follow Ups: RE: WESTERN ELECTRIC 91A CLONE DISCUSSION - Wojciech 20:36:18 11/22/14 (0) . Output tube is 6A5g which is the indirectly heated version of 2a3/6a3/6b4, good for 3 watts with 4/8/16 ohm output taps. I kept the 6sj7 pentode driver from the original amplifier however with modified circuit, quite similar to old Western Electric 91a or RCA theater amplifiers of the day. Skip to content. Been looking into the 91a with “R” and we are still going strong learning. Rives Bird listens to WE’s 91E integrated and takes a behind-the-scenes look at its tube-manufacturing process. 2A3) New (other) AU $22. MODEL Mode 091B Audio Collections - 中古オーディオ 高価買取・販売 The Altec 604E was used in countless recording studio as monitors and the Western Electric 91a (a museum quality faithful recreation) single ended amp. A single-ended, integrated amplifier made for listeners who demand the absolute finest in tube sound Introducing a revolutionary new integrated amplifier from Western Electric. Thanks,Machi. Obviously inspired by the Yamamoto design, this is a melding of both woodworking and electrical engineering skill, Western Electric WE 91A REP Extremely Rare Vintage Audio Transformer Hardly seen on internet, extremely RARE. Also manufactured in the Rossville Works facility is the subject of this review, the magnificent WE 91E integrated amplifier! WE 91E. Western Electric. The Title: Western_91A. TubeHiFiNut Administrator. Replica Tubes Disclaimer. Importantly it is the final sound they try replicate in the finished product. At double the power, you have never heard the The 91E Integrated Amplifier is the latest advancement in single-ended sound from @WesternElectric. At double the power, you have never heard the 300B express itself like this before. Western Electric is back. The 300B is born in 1938. This particular pair was reviewed by Mike Quinn in JazzTimes (see link* below), and then shipped to me when the review was completed. Type 91E Integrated Amplifier. 4 mb Power Supplies part 1- 19 pages - 1930 & 35 /3. I loved it so much that I'm now developing my own WE91A from the original circuit, using the 6C6 input tube as per the 1938 schematic. 00. compliments on the Western Electric 91a/91b . Western Electric 91A Integrated Amp กับการหวนคืนวงการ Share. 00 (lbs) Calculate Shipping: Shipping Dimension: 24. Woven into our story of American manufacturing is the story of sound itself. 113 likes, 0 comments - analoglism_yanyong on November 11, 2024: "300B Single End DIY Western Electric 91A Style - Western Electric 310A for 1st and 2nd Stage - Input transformer is Western Electric REP 175A - Capacitor Coupling use Western Electric 141C Capacitor - Interstage Transformer is 1:1. Alongside the amp, Absolute Sounds is also importing Western Electric’s 300B valves – the finest 300Bs in the world. While SET amplifiers date back some 90 years and the 300B itself was introduced in 1938 to When I walked into his apartment, performing delivery of the goods, Chet Baker’s “Happy Little Sunbeam” was playing on a system consisting of a Western Electric 91A 300B amplifier and a lone Western 757 speaker mounted on the wall. Info: Toshi Kurashima Western Electric 91a amps with original transformer cores Asking Price: USD $ 5500. Hours. 3 KB 2023-11-02 02/11/2023 2023-11-09 09/11/2023: You could be forgiven for thinking there was a Western Electric 91A amplifier driving the A5's given the luscious mid-range performance, well except that the First Watt SIT-3 was way more resolving and transparent, provided oodles more resolution as deep as you'd care to go in the lower-frequencies, and into the higher frequencies as far as A5 I have acquired a pair of Western Electric "VF" (voice frequency) preamps, and I'm interested in using them in my studio. Western Electric 91A 91B 300B tube amplifier chassis one pair(replica). As my project will be active I will require X2 Pair. March 11, 2022. 2 X EF37A TUBE SUIT 6J7G 348A 1620 FOR LEAK QUAD LANGEVIN RCA ALTEC AMPL. But it is an old design. 8 MULTICHANNEL AMPLIFIER P. These are If you go back to the original Western Electric 91A/B amplifier schematic, guess what you'll see? Yup--negative feedback. Press Releases Cobi Boykin May 5, 2022. LINE. 45/2A3/VT52 compatible double push pull tube amp, driver stage 71A (O. The new Western Electric 91E is a tube amplifier based on designs from 1936 and 1938, but equipped with modern features. U-BOYです。 Western Electric 新製品 No. While looking at the Angela Instruments website angeladotcom I noticed that Steve offered a schematic and parts to build a version of this amplifier. De nieuwe Western Electric 91E is een buizenversterker gebaseerd op ontwerpen uit 1936 en 1938, maar dan wel voorzien van moderne snufjes. Western Electric ระบุว่า นี่คือ The ultimate 300B amplifier ด้วยศักดิ์ศรีความเป็นผู้สร้างหลอดสุญญากาศ 300B ต้นตำรับอันลือลั่น ซึ่งเปี่ยมในมนต์ขลังนับแต่อดีตจวบ Explore the Western Electric 91a Amplifier, a classic electronic device known for its high-fidelity audio quality. P&C ELECTRONIC WESTERN 91 . single-ended (SE), integrated amplifier that was inspired by its predecessor, the 91A. The complete SE amplifier design bas been The Western Electric Type 91E is a Class A, single-ended (SE), integrated amplifier for high-fidelity audio reproduction. The novelty was the first Western Electric amplifier in over 15 years. ; New York NY, build 1933 ?, 5 pictures, 2 schematics, 4 tubes, United States of America Does anyone know where online I can find a schematic of the Western Electric "model 91" amp? I can't seem to locate one. Not for stereo, of course, but for immediate changeover if one amplifier failed in service. Western Electric introduced its own speaker design at HIGH END 2022, based on a wideband Air-Motion driver with a sensitivity of over 100 decibels. It looks like the closest incarnation of WECO amp using mostly components of the Western Electric 91-E - Introducing Western Electrics flagship integrated amplifier. They sound so good I purchased them so I didn't have to return them after the we keep these models in our funds . Single-ended-triode vacuum tubes & amplifiers like the Western Electric 300B & 91A started fading from the scene when the higher power Williamson push-pull circuit utilizing negative feedback, and more powerful vacuum tubes like KT66, appeared in 1947. 300B. WESTERN ELECTRIC WE 97A. Mon 9am - 5pm. 20 W, remote control, LCD display, as well as MM/MC phono. A Shindo owner told me the original design also lacks some detail (probably not the word he used; don't remember) in the highs compared to some of the newer imitators out there. Page 27 Western Electric 300B electron tubes carry a Limited Warranty period of ninety (90) days to the end user. Thoress. 3 KB: WesternElectric-91B-amp-sch. U. I prefer amps that sound better (more realistic) than anything else. I kept the 6sj7 pentode driver from the original amplifier however with modified circuit, quite similar to old Western Electric 91a or [IMG] Western Electric - Amplifiers - 97-A Monoblock Set. Steve Hoffman Music Forums. C), detail in homepage. Permalink. Most of the time it’s done by RC (resistor-capacitor) coupling of some kind, with the driver valve usually being another triode amplifier stage, or sometimes a When Western Electric developed their 421A dual-triode tube, they intended it as a series regulator. Worse, I didn't like the sounds of most of those amps—with two extremely memorable exceptions: the Western Electric 91A (single-ended, 300B tube) and the Marantz 8B (push-pull, EL34 tubes). Single-ended sound just McIntosh I basically just took the WE-91A type circuit, but changed the values of the components to support a 6J7/EF37 driving a 2A3, instead of a 6SJ7 driving a 300B. 274A. 4 MB Table of Contents. manufactured based on original 30 year Western Electric WE91A tube amplifier. 5. Home Forums > Discussions > Audio Hardware > Western Electric Monoblock Amplifier. . Compared to the original, the 91E offers double the power which is made possible by a completely new approach to SE amplifier design. Together with two 300B tubes developed in 1938, that device forms the basis for the modern integrated amplifier 91E. Bill Sawtell's Western Electric 91A 2A3 Stereo Amp Western Electric 91A 310A / 300B Final / 422A. 0 . WESTERN ELECTRIC 91A AMPLIFIER WESTERN ELECTRIC 91 A WESTERN ELECTRIC 92 B WESTERN ELECTRIC AMPLIFIER 8D1 A 1933. Western Electric used the 300A/B in the 27A transmitter and the 86A, 86B, 86D, 87A, 91A, and 92A amplifiers, for other military equipment, and for amateur radio. Western Electric 91E Integrated Amplifier and 300B Tube - Western Electric has been resurrected, with the iconic 300B vacuum tube back in production right here in the USA. 404 352 2000 Introducing a revolutionary new integrated amplifier from Western Electric. In original schematic, there is no filter choke, it bring much hum noise as using with high sensitive speaker. As the original is hard to come by I will get the LM clone. WESTERN ELECTRIC WE-340. I breadboarded it using 6SJ7 as input tube and it was fantastic. ( 2)two large "The Western Electric division's own creations include the Orthophonic phonograph, the Westrex cutting-lathe system, the 300B vacuum tube, considered by many the greatest triode power tube ever made, and the 1936 WE 91A single-ended triode (SET) integrated amplifier, which powered cinema systems across the country. "Tube include". StepheK AK Subscriber. 6 Transformers Inc to 300B Power Stage - Output My 2 watt 45 SET amp was made in California by Tube Audio Lab. still the question is it the coincident or the Triode's, the tubes? the triodes are based on a western electric 91a or b The triodes trx-m300 ’s will get takatsuki’s 274b(anyone want to sell a pair?) and some new western electric 300b’s(offers?)! Making use of my new screwdriver. D. Advertisement; Western Electric 106A. 98 likes, 1 comments - analoglism_yanyong on December 2, 2024: "Western Electric 91A with External Choke RET 200RS (Replica) - Western Electric 300B Yellow Print (1988) - Western Electric 310A Mesh Plate (1953) and Big Punch Plate (1962) - Western Electric 274A Yellow Print (1951) #vintageaudio #vintagehifi #vintagehifistereo #westernelectric #westernelectricamp "The Western Electric division's own creations include the Orthophonic phonograph, the Westrex cutting-lathe system, the 300B vacuum tube, considered by many the greatest triode power tube ever made, and the Previous Western Electric 91a/b. Visit Western Electric for more information. And you get a solid 10 pct distortion. In 1936, Western Digital released the 91A, a tube amplifier (of course) for use in cinemas. Sat Closed. In early 1996, Don Garber adapted it to a higher calling. Experience over 20 watts per channel—a first for the 300B. Learn more about our flagship amplifier at westernelectri Western Electric 300B tube amps ONE MORE 91A Actual Amps. Meet ambitious, single-ended sound inspired by its famous predecessor, the WE 91A. The WE 91A replica chassis on eBay look amazing, and the guy has transformers too, but I think finishing those Western Electric 91E. WESTERN ELECTRIC 81-15. Navy Dept-Bureau of Ships/Western Electric Company - RU-16 Receiver and GF-11 Transmitter - Aircraft Communication Equipment. or Best Offer. Western Electric's flagship integrated amplifier is the latest advancements after the WE 91A. The 91-B was introduced about 4 Time to meet an ambitious integrated tube amplifier, inspired by its famous predecessor, the Western Electric 91A. Jay Garrett. CATALOG; The Western Electric 91a Boasts 20wpc with their 300b and special circuit and solid-stage rectification, (I prefer tube rectification for SET), but that 20wpc is at 10% distortion which is an order of magnitude more than necessary to get the 2nd/3rd harmonic distortion which provides the euphonic magic along with that floaty liquidity and palpable midrange and eerie Tube Audio Lab I've been doing research off and on regarding Western Electric 300B amplifiers. Average Direct "The Western Electric division's own creations include the Orthophonic phonograph, the Westrex cutting-lathe system, the 300B vacuum tube, considered by many the greatest triode power tube ever made, and the 1936 WE 91A single-ended triode (SET) integrated amplifier, which powered cinema systems across the country. If you don't believe about, just have a look to the "legendary" output transformer of the even more legendary Western Electric 91A amplifier, the WE171A transformer, which is a small and lightweight piece of iron. AU $177. 16 ohm/transformer balanced input 如果覺得 Audio Club 的資訊 or 建議 對您有所幫助 歡迎 斗內 / 贊助 讓我們可以發展得更好，提供更多服務 Audio Club 非常感謝您的支持 Handmade point to point on custom turret board. Thread Status: Not open for further replies. From the earliest glow of the vacuum tube to the advent of hi-fi, we make stunning experiences for listeners worldwide. My friend was in a rush that day and I did not get the opportunity to view the projection room. In the 91 amps, Western Electric included a filter network in the feedback loop to selectively boost the "presence" frequencies, thus improving the intelligibility of dialogue on a film soundtrack. Beautiful looking and sounding 300b amplifier, AC heated circuit produces superior 300b sound performs well with moderate efficient speakers ~90dB lower hum level. ardun32 (4359) 100% positive; Seller's other items Seller's other items; Contact seller; US $125,000. It was labeled “91A,” with the “A” representing the tube type – this 300A soon evolved into the 300B in 1938. According to Western Electric, the development of the 91E took over five years in which period the company created a novel circuit which “ intelligently steers the parallel feed constant current Western Electric. Some popular schematics include the Western Electric 91A, the Kondo Overture, and the Loften-White EMIA 300B. Compared to the We have 1 Western Electric 91E manual available for free PDF download: End User Manual . If you want to join us and get repairing help please sign in or sign up by completing a simple electrical test or write your question to the Message board without registration. The type 91E, an integrated, single-ended amplifier designed for the type 300B electron tube, is now available for pre-order. Discussion in 'Audio Hardware' started by DaveySR, Aug 19, 2018. Pre-order customers are eligible to receive . Each schematic has its own unique sonic signature and character. 6. President Charles Whitener says, Western Electric. My DIY 91A clone uses the 6C6 pentode to drive 2A3s. It is the antithesis of traditional SETs: instead of minimalism or hair-shirt self-abnegation, the 91E is as contemporary as an integrated amp can be in the post-streaming era. It was designed to amplify audio signals in theaters and public address systems, providing a significant leap in sound quality compared to earlier technologies. With a history dating back over 150 years, the Western Electric Company is responsible for many major advances in sound reproduction. WECo 91A/B--Long, but hopefully informative. Open Download Copy Link 106. The push pulls have choke and capacitor filtering after the sublime 274a/b. 7 mb 98 likes, 1 comments - analoglism_yanyong on December 2, 2024: "Western Electric 91A with External Choke RET 200RS (Replica) - Western Electric 300B Yellow Print (1988) - Western Electric 310A Mesh Plate (1953) and Big Punch Plate (1962) - Western Electric 274A Yellow Print (1951) #vintageaudio #vintagehifi #vintagehifistereo #westernelectric audioXpress readers have long been anticipating the announcement, and Western Electric finally confirmed that the company is taking orders for the new 91E integrated amplifier. 00in x In its original incarnation, the Model 91A/B amplifier was part of a theater-destined Western Electric Mirrophonic Sound System, with the Model 91 amplifier dependent on other parts of that system: in particular, the The Western Electric 91A is perhaps THE classic design. S. To receive the Extended Warranty of five (5) years, the physical warranty cards must be returned to Western Electric by post. AU $17. In 1936 bracht Western Digital Have decided to start at the start, and build myself a Western Electric 91A clone. Jan 23, 2016 #5 pvillemasher;n24395 said: â The Western Electric 91A, introduced in the early 1920s, is often considered one of the earliest amplifiers to gain widespread recognition. Almost identical to its predecessor the 300A, the 300B arrives at a time when tube amplifier technology was transforming the world of sound, The original Western Electric slanting signature has two origins: an ‘electric’ effect deemed appropriate to our name, and the tapering thorns of the hawthorn bush. 3 KB 2023-11-02 02/11/2023 2023-11-09 09/11/2023: 106. Many movie theaters had 300A/B tubes in their sound systems. Dec 18, 2024 #2 I was recently sent a pair of EML 300B tubes to review and honestly am blown away with how amazing they sound. Table of Contents. Đây là đối lập hoàn toàn với các thiết kế SET truyền thống: thay vì sự tối giản hay khổ hạnh nghiêm Western Electric 91A replica, hum level 1mV, response frequency flatted from 16Hz to 35k Hz, distortion: 0. I Find many great new & used options and get the best deals for Western Electric 91A 91B 300B tube amplifier chassis one pair(replica) at the best online prices at eBay Western Electric Audio Schematics & Service Manuals. 404 352 2000 info@westernelectric. 62. I had never experienced such sound before: Chet’s trumpet was right there in the room! ​The good 'ol Western Electric 91A uses pentodes to drive 300Bs. Payment method: Paypal: Shipping Weight: 75. The best possible design allows the 300B 91A Amplifier Ampl/Mixer Western Electric Company Inc. 91A, or 92A amplifiers. application/pdf WesternElectric-91A-pwr-sch. Many of the company's Western Electric 520-A Rectifier- 4 pages - 1930 - 33 /700 kb Heyer & GE Tungar Bulb Chargers - 12 pages - 1930 & 35 /1. This amplifier design showed up in the Angela Electronics catalog around 1994, just after the articles in Sound Practices came out about the Western Electric 91A clone that Het Amerikaanse Western Electric heeft bevestigd dat het bedrijf eindelijk bestellingen aanneemt voor de nieuwe geïntegreerde versterker genaamd 91E. The WE 91E has been inspired by the highly-acclaimed Western Electric 91A of yore, with the re-invention adopting the latest component and manufacturing technologies. The 91E is the latest advancement in single-ended sound, energized by its famous predecessor the WE 91A. Western Electric was established in 1869. WesternElectric-91A-pwr-sch. High End Munich 2022 + Western Electric. Twitter. Wed 9am - 5pm. WESTERN ELECTRIC IS BACK PRIMARE A35. Western Electric Audio Schematics & Service Manuals. Looking at the parts is a mix of old and new. It lacks some bass. Should be loads of information on the 91A out there. Thu 9am - 5pm. Anyone have experience wi Description Audio Note, WE-91A, Rega, Ayon 1/20/12 -I built a 300b single ended triode amplifier based on Joe Robert's Western Electric 91A. I found Min's Tube Audio Lab searching for modern WE91A builds. we keep these models in our funds . In 1936 the 91A is commissioned by Western Electric under its film sound subsidiary company Electrical Research Products Incorporated (ERPI). Now, doing some research this really opens a can of worms, and there's a few points I would like to ask some advice on from more Founded in 1869, seven years before Edison set up his laboratory, Western Electric is so long-established that the company predates that other milestone in audio and electronics – the century-old BBC. Western Electric Vintage Amplifiers and Tube Amps, Western Electric Vintage Tube Amplifiers Amps, Audio Note, WE-91A, Rega, Ayon 1/20/12 -I built a 300b single ended triode amplifier based on Joe Robert's Western Electric 91A. I had visions of seeing old Western Electric 91A equipment with etched based 300A tube treasures! So much for dreams! “There are numerous different ways to drive a single-ended triode. View and Download Western Electric 91a instruction manual online. " The 91E is not your traditional treble-and-midrange-champ SET amplifier. 1uf V-Cap TFTF. " 2 Western Electric 310A Small Punch For 91A Amplifier. Sometimes, the old ways are the best. Posted by gilmorneau (A) on November 22, 2014 at 12:06:13 . (NOT PCB board) custom WE91A 300b clone amplifier built by Min Yang (Tube Audio Lab), please check online about Min Yang if you unfamiliar. The Western Electric 91A integrated amplifier is available now from a select group of high-end audio retailers, at an RRP of £16,998 in black or champagne gold, or £18,500 in the premium nickel finish. by Editorial Staff. Time to meet an ambitious integrated tube amplifier, inspired by its famous predecessor, the Western Electric 91A. Listening to the 604 through a single ended amp is velvet to the ears and easy on the ears for long hours of mixing. 99 Canada $8. 76 postage. its descent from the original Western Electric 91A of 1936. Meet ambitious, single-ended sound inspired by its famous predecessor, the Charles Whitener's claims about his Western Electric 91E integrated amplifier were spot on: The 91E does deliver a "solid low end and extended highs," and it does have the "clarity of the original WE 91A's midrange" and the ability to create an "incredible soundstage. Also the 91a/b hosts 25uf electrolytic capacitors that in western electric terms compared to the we1086 is high. The single Hand made by Min Yang of Tube Audio Lab, this monster represents a no holds barred, no expense spared version of the famous Western Electric 91a circuit. Lots of it. Western Electric 300A vacuum tube stamp Western electric Junk M9502610 Yahoo Auctions Auction bid ¥536,250 Dec 2, 2024 Reverb Grade A Sophia Electric Classic 300B Matched Pair for WE Western Electric 300B 2A3 amplifier $599 Oct 28, 2024 Reverb New 5AR4=GZ34=GZ37 Explore the Western Electric 91a Amplifier, a classic electronic device known for its high-fidelity audio quality. Western electric 91A type replica. This amplifier features vacuum tube technology and is a must-have for audiophiles. Jay About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright SOLD - FOR SALE: Toshi Kurashima Western Electric 91a amps with original transformer cores Watch Report This Ad. WESTERN ELECTRIC WESTERN ELECTRIC KS-20270-L1. Maar liefst 8 WE 300B buizen voor The Western Electric 91E Integrated Amplifier operates in a single-ended design and is based on the 91A from the second half of the 20th century. The 91E not only celebrates the 300B, but the 91A, its famous predecessor. Tue 9am - 5pm. Our latest manufacturing facility was built for continuous production of the 300B, The type 91A amplifier is shown above. The legendary 300B triode is manufactured in the USA using original, 1938 specifications and historic Western Electric quality standards. Western Electric 91A by Otomon Laboratory เพาเวอร์แอมป์โมโน 300B Single Ended ผลิตโดย Otomon Laboratory ใช้วงจร Western Electric 91A Western Electric 91E integrated tube amplifier. Following the resumed production of the 300B triode tubes at the modern Rossville Works facility, Western Electric now launches a single-ended (SE) high-fidelity amplifier inspired by the 91A, Western Electric believes twenty-first-century listeners deserve twenty-first-century manufacturing standards. A real favorite is the 91A 300B amplifier. This is the LM clone of the Western Electric 91A . The tubes may be mounted in either a vertical or horizontal position. Tube (each channel): 300B 1, 274B or 5R4GY/5U4G 1, 78 or 310A 1 "tube include". There are a number of Korean and Taiwan company's making similar Amps. He makes Western Electric 91A 300b clones too. I currently have a pair of LM Western Electric 91A Tube Amp mono on order . Western Electric believes twenty-first-century listeners deserve twenty-first-century manufacturing standards. Raymond Koonce 2004-07-10 21:25:58 UTC. Site Supporter. Fi wasn't the first company to make an amplifier with a Western Electric 421A for a power tube: Shindo Laboratory offered a 10Wpc push-pull 421A amp in the early 1980s, and the tube has attracted a few DIY Output tube is 6A5g which is the indirectly heated version of 2a3/6a3/6b4, good for 3 watts with 4/8/16 ohm output taps. The single-ended 262A driver of the WE 92A uses parallel-feed transformer coupling to the push-pull 300A output stage. Japan iron. _Tube Amps. Voice Coils. Introducing Western Electric flagship integrated amplifier. By the New listing Pair, Western Electric Type 289A Input Transformers, Good. 2 Tested (Great!) UTC Vintage A-21 Tube Audio DIY Transformers. The 91E is a modern development of the 91A, a single-ended triode (SET) design launched in 1936 that was originally used in cinemas. jpg Author: Sælger Created Date: 7/29/2019 1:42:52 PM Western Electric 91A Tube Amp I have been recommended this Amp to run my Horn and Tweeter. The Western Electric 91E, with its patented steered current source technology (SCCS), unleashes the 300B to perform at more than double the power. Bought it while traveling in Japan, had the builder install transformer for western voltages. Western Electric 91A type amplifier replica version. The 91E was made for the Western Electric 300B to provide end users the highest possible performance and quality. Anyone know the true tube compliment, to help put an end to this. With all oil caps, a huge vintage Western Electric power transformer and a "The 91E uses Western Electric's patented Steered Current Source (SCS) technology," says a description on the company website. com. In Reply to: RE: WESTERN ELECTRIC 91A CLONE DISCUSSION posted by Jim Dowdy on November 22, 2014 at 06:00:39: The only one I haven't seen a schematic for yet is Thorsten Loesch's , but by reading his descritption it looks excellent. Based on the western electric 91A amplifier, all point to point with custom turret board. In 1936, under its film sound subsidiary Electrical Research Products Incorporated (ERPI), Western Electric commissioned the 91A amplifier for use in the wall-mounted Type 500A amplifier set (cabinet pictured right). When it comes to choosing a 300B tube amplifier, it Western Electric 91-E – The new flagship integrated amplifier. 1 FREE download site for High End, HiFi, Pro & Vintage audio Schematics & Service Manuals. Amplifier sets like the 500A combined with Angela Model 91 Monoblock Tube Amplifiers (300B) - Western Electric 91A Clones For sale, a pair of monoblock Angela Model 91 tube amplifiers with JJ 300B output tubes, and USA Sylvania 6SJ7WGT tubes. NOTHING. 53 Pieces 6x4 / Ez90 / 6axw Rectifier Tubes Tungsol & Ge Vintage Premium. These products are build using Western Electric Topology using parts to best recreate the sound of the original Western Electric. Na de hervatting van de productie van de 300B triodebuizen in Introducing Western Electric flagship integrated amplifier. Log in or Sign up. MY TAKE: There's not a more storied brand in all of audio. Een set van deze mono-blokken, aangedreven door niets minder dan de WE 300B Tubes is het hoogst haalbare. By the mid-Thirties movie-sound was no longer a novelty, and reliability and good fidelity were expected. De WE 97A zijn het paradepaardje van Western Electric. These vintage parts came from Leeds Radio just a few subway stops from my apartment in Brooklyn. I'd be happy to bring both my SET's to your place to see what you think of them with your speakers. 74. ( 2)two large The Western Electric 91A integrated amplifier is available now from a select group of high-end audio retailers, at an RRP of £16,998 in black or champagne gold, or £18,500 in the premium nickel finish. Tube socket switch and tube plate cap ( 4)four 310A tube aluminum cover. WESTERN ELECTRIC AM-1011. Made for listeners who demand the absolute finest in tube sound. At nearly double the power, you’ve never heard the 300B like this before. The coupling caps are . And I prefer amplifiers that don't sound "tubey". You also can't go wrong with Joe Roberts' abridged Western Electric 91A, published in Sound Practices magazine during the 1990s. Getting back to the Line Magnetic 129 Phono. My logic is to start with this, and move to a more modern topology if I see a need for it after I experience what is possible with the original design. What may interest an audio fan is that, according to Bell Laboratories documents in 1958, RE: WESTERN ELECTRIC 91A CLONE DISCUSSION. Introduction. Notes from the WE91A, 2A3, Model 91A The Western Electric 91A integrated amplifier is available now in champagne gold or black at an RRP of £16,99 or £18,500 in the premium nickel finish. Comprehensive look at these long-lived receivers and transmitters that were built all through the 1930s by Aircraft Radio Corporation and by Western Electric Company. "The unique parallel feed topology contributes half of the AC current to the plate Western Electric 92A Public Address Amplifier. I hear it described as a classic. Item #649368945. In its days almost any signal was limited to a frequency range of 200 to 5000 hz, Western Electric 91A 91B. The 91E’s circuitry Mua Integrated Amplifier Western Electric 91E chính hãng tại Hoàng Hải Audio - Hệ thống phân phối thiết bị âm thanh Hi End cao cấp, chất lượng hàng đầu. It was re-established in 1996 for the exclusive manufacture of electron tubes and high fidelity. At double the power, you’ve never heard the 300B express itself like this before. Next Hear Seven Hours of Women Making Electronic Music (1938- 2014) Leave a comment Cancel reply. Sun Closed. All great components used. Absolute Sounds is also importing Western Electric's 300B valves alongside the amp. In Reply to: WESTERN ELECTRIC 91A CLONE DISCUSSION posted by maxhifi on November 21, 2014 at 14:34:16: The WECo model 91 amps are something I've learned a bit about over the (many) years I've been in audio, so hopefully I can be of help. Shindo. While SET amplifiers date back some 90 years and the 300B itself was introduced in 1938 to Western Electric is back. Audio Note Kit 1 looks tempting, all the hard work is done I always have liked the 5687, and it's got a 20 year track record of good sound. 1 pair 300B single ended tube amplifier. In Reply to: RE: WESTERN ELECTRIC 91A CLONE DISCUSSION posted by maxhifi on November 21, 2014 at 14:34:16 Look at the pictures of Shindo LTD WE 300B amplifier . 89 NOVEMBER 2022 $10. The 91A looked industrial-hip and delivered the best midrange ever—but even long ago, it was rare as unobtainium. WESTERN ELECTRIC WE-540 When I walked into his apartment, performing delivery of the goods, Chet Baker’s “Happy Little Sunbeam” was playing on a system consisting of a Western Electric 91A 300B amplifier and a lone Western 757 speaker mounted on the wall. Subscriber. I had been reading an article in the first issue of “Sound Practices” about the famous Western Electric 91A single ended 300B tube amplifier written by Joe Roberts ie “the Joe List”. 100 PIECES NOS NIB An SE 300B amp is really not that difficult, and no one should be discouraged from building one! ;-) The Joe Roberts "Sound Practices" version of the Western Electric 91A was my first DIY project 30 years ago. It seems Min can build them for many price ranges and as customized as you can afford bu Based on the Western Electric 91a circuit, this is an amplifier that really defines the art of the scratch-built high-end audio world. StereoNET’s resident rock star, bass player, and gadget junkie. You can find tons of info on the subject just by looking up Western Electric 91A clone, on google. Cost me £1250 new. Fri 9am - 5pm. Amphenol 4-pin UX4 vintage tube socket (for Western Electric 91A. " Western Electric 91A 91B 300B tube amplifier chassis one pair(replica). for use in Western Electric 143B or similar sockets. Parts only · UTC. The no. Since 1869 Today Buy Contact Western Electric 43A Movie-Sound Amplifier. A new level of performance has been achieved with a completely new approach to SE amplifier design. They feature one WE 310A pentode tube and sound pretty darn good! The specs on the input/output transformers which we looked up are telephone frequencies, 250 Hz to 3K, WESTERN ELECTRIC 91A . 0-30 UTC Ouncer Line 125/500, 600 To 125/500, 600 Transformer Pre Amplif. Introducing a revolutionary new integrated amplifier from Western Electric. I serviced a lot of elegant-sounding Marantz 8Bs, Western Electric was founded in 1869, nine years before Thomas Edison had his lightbulb moment. The Hawthorne Works, too derived its name from the same bush, which had given its name to a street in a Chicago suburb which was laid out in 1869, the same year Western Electric was founded. The 91E is a Class A, single-ended (SE), integrated amplifier that was inspired by its predecessor, the 91A. WESTERN ELECTRIC 300B (SHINDO) WESTERN ELECTRIC 100F. Since then, it has done pioneering work on audio for telephones, cinemas, and of course hi-fi. 91E を試聴しました。 Western Electric 91E のモデル名は、1936 年のWestern Electric 91A に由来しますが、その91A とは見た目もまったく異なった革新的なデザインで、現代の技術により300B用に設計された一体型シングルエンドアンプです。 Factory-built (NOT a kit!) 300B monoblock amps with finesse and cojones. Post by Machi yakko Hello, There seems to be a controversy brewing on what were the original tube For Sale is a pair of Excellent condition Western Electric 91A(Clone) 300B Mono Block, it has WE 310 tube , 274B/5U4 and 300B tubes !!Asking $1800 (Cant Ship)(center>We accept Cash, Paypal(Add 3%) and E-Transfer for Used equipment. WESTERN ELECTRIC 205D. Please refer to the End User Guide included with your electron tubes for further instructions. pdf. Single-ended sound just got better with double the power. This never before realized level of performance has been achieved with a completely new approach to SE amplifier design. tên của model Type 91E chính là minh chứng cho dòng dõi của nó từ nguyên bản Western Electric 91A ra đời năm 1936. This is from the Retro side of the Line Magnetic company which have 10 skilled workers . 3 Tube Shields, Western Electric 310A 328A 348A. The 300B tube has the bayonet pin so located that it may also be mounted in a Western Electric lOOM, 115B or similar socket. Brand: Western Electric | Category: Amplifier | Size: 3. If mounted in a hori zontal position, the plane of the filament, which is indicated in Figure 2, should be vertical. Introducing Western Electric’s flagship integrated amplifier. Facebook. Point to point wiring using 300b tubes. Western Electric 91E End User Manual (30 pages) INTEGRATED AMPLIFIER. Im told it can’t be beaten for the voice in the mids and highs. lzztiwjngxdzwqfhtkuhmqwkefsovfxbjlzxwsiewik