russian NOS '6SN7GT'. We have a very large selection of vacuum tubes. You will need to make sure your 6SN7 tubes have the correct heater voltage of 6. Hello, I am selling a pair of 1967 Amperex GZ34 (5AR4) tubes. The construction uses a glass pinch and two separate electrode structures are visible through the envelope, the cathodes are separate. 6N2P - ECC83 6N3P - ECC85 6N7 - ECC83, 6H2, 6BG6G 6P1P - EL90/6AQ5 6P45C - EL509 6P6S - 6V6GT 6S2P - 6J4 6S4P - 6Q4. All tubes are also tested for noise and microphonics. Search form. The 6SN7 tube is a dual-triode preamp tube with medium gain. Large Halo Getter. 00 shipping. Some boxes worn, torn mixed lot and some without boxes. Over DOUBLE the VTS price for this tube. 6SN7 - 5692 - 6F8G - 6H8C; 6C10 - 6K11 - 6AC10; Apparel & Accessories; Rectifier. Hay và hiếm hơn loại thấp. After 30 or so hours the sound was noticeably better; bass & treble arrived and the upper mid distortion disappeared. 00: WA Apr 18, 2020: 35 : FOR SALE: Amperex/Philips NOS Vaccum Tubes 6922 E88CC ECC83 6DJ8: Vacuum Tubes - Valves: $1. An excellent substitute for the 7044, 5687 and 6900. 1 Surround Titreşimli Oyuncu Kulaklığı. Two (2) of the 6SN7's are operating in the front end ahead of the gain stage as balanced plus/minus 180 degree input buff er stage. We have many NOS 12AT7s (well over 50 pairs) and these Psvanes are seriously the best. 6SN7 Amperex/CBS-Hytron/PhilipsECG/Sylvania Tube Rolling Quads Listening Test Part 2. Brand Spanking New, MINT NOS NIB 1961-62 Amperex USA 6922 E88CC Gold Pin Tubes with Lewis and Kaufman Los Gatos Label. ATTENTION INTERNATIONAL BUYERS - Please Read Our Shipping Terns, Standard Shipping can take up to 3 MONTHS Tube Type / Number: EZ80/6V4Actual Brand*: AmperexPrinted Brand: Amperex Bugle MSRP: Now: $247. The preamplifier has eight (8) 6SN7 dual triodes. It is useful as gscillator, CONVERTER, MULT I -VIBRATOR, AS WELL AS AUDIO AMPLIFIER. Flat rate USPS first class shipping is $10. It was a commonly used tube from the early 1940's into the late 1950's. NOS vintage 6SN7 GT Westinghouse tubes ( one matched pair + 1) ( 100 $ ) Pairs of 1960's Philips Amperex ECC83 7025 12AX7 tubes branded Electrohome Organ Grade:. The tube data sheets for the 6SN7 and 12SN7 are on the same. C General Electric LP 6SN7 WGT SYLVANIA. Seller 100%. whats a good operating point for an input stage? probably not bypass cathode resistor. Trova 6sn7 mullard in vendita tra una vasta selezione di su eBay. amperex e88cc Show Details. Mostly 1940-1965 military types, the VT-231, 6SN7W, 6SN7WGT, and the super-rare 6SN7GT Tung Sol round plate blackglass. They are all compatible. 6SN7 Raytheon,D getter bên hông. 6 yıl önce. Price 1 off (excluding vat+p&p) Electro Harmonix 6SN7 - £19. Modell: 6sn7. Better than even any of our NOS Amperex Bugle Boys. two pair NOS Mullard 12AT7 (NEW Dumont or IEC bulk pack tubes for o-scope replacement) 50/pr. Mullard ecc33/6sn7 đồng code 1957 bóng đẹp, test new. The mids are warm and clear. Welcome to my eBay Store. Nuvistors were the latest tube development at just about the same time as the introduction of the first integrated semi­conductor circuits. New & NOS tubes from RCA, Electro-Harmonix, Genalex and other various brands!. Smooth mids with a greater sense of depth, and slightly relaxed. Hello, I am selling a pair of 1967 Amperex GZ34 (5AR4) tubes. 6SN7 tube - nos, various USA brands, some original box, some white box. AMPEREX BUGLE BOY 12AX7 used/tested nice looking Bugle Boy logos $45 OUT OF STOCK. GE 6SN7 GTA. I think 6sn7 is a very nice tube with nice selections and excellent SQ (full bass and warm tonality). Радиолампы 6SN7GT Mullard. It requires an octal socket and may be mounted in any position. Amperex 12ax7 Angled Foil getter. These are labelled Amperex but are made using Telefunken equipment with long smooth plates and halo getters. Tung-Sol 6SN7GTB vacuum tubes for sale. 6SA7 - 5961 6SJ7GT - CV591 6SJ7ST - 5693 6SK7 - 6137 6SN7 - 6H8C 6SN7 - 6H8C 6SR7 - 6G1 6SS7 - VT196 6U5 - EM34/35 6U8A - 6AX8, 6KD8, ECF82. Amperex 6DJ8 ECC88 PQ Preamp Tubes Matched Pair amperex6dj8mp $59. Manufacturer and factory: BRIMAR. It was a commonly used tube from the early 1940's into the late 1950's. Buy 6SN7GTB - Tung Sol: Tubes - Amazon. 6SJ7 Components from AMPEREX In Stock, Order Now! Same Day Shipping, 2-Year Warranty - TUBE ELECTRIC VACUUM 8PIN. A continuation of the "Schiit Freya Preamp - Tube Rolling Quads Listening Test" video, starring quads of the following 6SN7 tubes:CBS Hytron 5692Amperex. The following should be direct substitutions. sylvania VT-231. 6SN7 Raytheon,D getter bên hông. Tube Depot carries a selection of 6SN7 Pre Amp Vacuum Tubes. You will need to make sure your 6SN7 tubes have the correct heater voltage of 6. A medium-mu twin triode used in resistance coupled circuits, such as voltage amplifiers or phase splitters. In normal use it operates as a class A amplifier. russian NOS '6SN7GT'. Inside Tubes by Brands. 価格は、1本分です。在庫、5本あり. Mullard ecc33/6sn7 đồng code 1957 bóng đẹp, test new. Consult the manufacturer and owner's manual before ordering. The orange print on the glass has the PQ label and the Heerlen, Holland factory code is etched in the glass. Mullard GZ34 (big brown base) For the 6SN7 match, the Osram B65 enjoys the highest total score, very closely followed by the 33C30 and TFK 6SN7. The print is mostly legible, but like most Amperex of it's day, it is smudged. 00 shipping. provides battery solutions. This was Amperex' version of a lab grade ECC82/12AU7. Tube tests as new with phono grade noise levels. NEVZ 6H8C -6SN7 VI-1979. 1 pair Amperex 6922 PQ White Label Bought tightly matched as NOS. With it's low µ and very low noise it fits the needs for this driver very well. GE 6SN7 GTA. Trova 6sn7 mullard in vendita tra una vasta selezione di su eBay. GE 6SN7 GTA. SYLVANIA NOS 6SN7GT 6SN7 LowNoise Matched BLACK PLATE Tubes 1940 for Cary SLP 05. All manufacturers Amperex Brimar G. SMALL TUBES: ORIGIN: EACH: 12AX7: China: 25. Manufacturers were either American (RCA, GE, Sylvania, Ken-Rad, Dumont, Tung-Sol), British (Mullard, Brimar, Mazda), Dutch (Amperex, Philips), French (RTC), and German (Telefunken). 6SN7/5692: 6SL7/5691: Store Hours Monday - Friday 9 am - 5 pm Central Time : SND Tube Sales. AMPEREX BUGLE BOY 12AX7 used/tested faded or mostly missing NOS RCA 6SN7 GT $25. The construction uses a glass pinch and two separate electrode structures are visible through the envelope, the cathodes are separate. Base not included but can be sold separately. One Amperex brown base tube that was apparently removed from equipment (base scratches from a gripping device are present) but is brand new testing and looking otherwise, $9. 6SN7 TUNG-SOL. Vintage Audio Valves have such a wonderful rich musical tone & will enhance your equipment’s sound. It provided a medium gain (20). Michael Marx This is an Amperex tube that was a premium grade 12AU7. Twin-triode amplifier. In addition, however, the 6SN7-GTB exhibits. ” Read “They have excellent prat, but sound a little bright in my system. Amperex 7119 tube Test NOS @ 84-86 on B&K 606. The 6SN7GTB is the low noise version of the 6SN7, 6SN7GTA, and 6SN7GT. The JAN CHS 6SN7W Metal Base tube was made from 1942-1945. It draws more current than 6922. amperex e88cc. Very good reliability and sonic performance at a great price. The Amperex 6SN7GTB Vacuum Tube is a glass octal type used as a phase inverter or resistance-coupled amplifier in radio equipment. NEVZ 6H8C -6SN7 VI-1979. AMPEREX 6SN7GTB 6SN7GTB VACUME TUBE our company has 3 classifications of product condition: * - New Surplus Factory Package w/ 1 year warranty * - New Surplus our company. Posted March 1, 2021 March 1, 2021 admin Posted in Purchase Guide, - 6SN7 / CV181 Some amps have preamp 6SN7 tubes placed in a very tight real estate – i. Giá 1 triệu đồng/cặp Đèn 6sn7 phiến đen D getter. Raytheon 6SN7 WGT brown base. A continuation of the "Schiit Freya Preamp - Tube Rolling Quads Listening Test" video, starring quads of the following 6SN7 tubes. This tube was first developed and produced by RCA. Số đo trên TV7~100%. 00: 8416 : NOS. The Best 6SN7 Tube is read more! Sound producers seek mature technology, looking to replicate the tone and feel of yesteryear. Smoked Glass. 00 shipping. (600ma vs 360 ma) Thus amplifier with small power supply prefer to use 6922. Mullard GZ32. Assorted ANOS 5Y3GT pulls, test as new. If I'm interpreting the manual correctly, the only difference in the circuit would be the need for a 12. HIGHLY RECOMMENDED. The Northern Electric 6SN7 audio tube is made with the highest quality materials. Now that I've gone all octal, both Troy-built preamp (SP-14) and octal drivers on the Holgerized M-125s, I'd appreciate some knowledge about 6SN7 Re: What's your favourite 6SN7 tube? by Frank111 on Mon Jul 20, 2015 10:16 am. One Amperex brown base tube that was apparently removed from equipment (base scratches from a gripping device are present) but is brand new testing and looking otherwise, $9. ge 6sn7 gtb (ボタンステム) 双極マッチ nos. ) can be a little cool in the UL mode and I wanted to preserve some warmth as this amp As such, I decided to use a fairly small plate load on the 6SN7. what would be a good RL and bias point? actually given that the 6B4G's need about 60v grid and the 6BX7's gain is about 10 then 6v output of the 6SN7 is all is needed. 6SN7 - 5692 - 6F8G - 6H8C; 6C10 - 6K11 - 6AC10; Apparel & Accessories; Rectifier. FREE NATIONAL AND INTERNATIONAL SHIPPING. 6SJ7 Components from AMPEREX In Stock, Order Now! Same Day Shipping, 2-Year Warranty - TUBE ELECTRIC VACUUM 8PIN. It had no shorts or gas and measured 7400/5000 where new/nominal is within 1-1. Buy 6SN7GTB - Tung Sol: Tubes - Amazon. amperex e88cc. 6N2P - ECC83 6N3P - ECC85 6N7 - ECC83, 6H2, 6BG6G 6P1P - EL90/6AQ5 6P45C - EL509 6P6S - 6V6GT 6S2P - 6J4 6S4P - 6Q4. These typically sell for $250 a pair for equivalent condition, significantly more if you can find NOS. With it's low µ and very low noise it fits the needs for this driver very well. Cleaning the terminals and reseating the valves made a dramatic difference to it, and adding tube. Amperex 6SN7GTB. Four (4) of the 6SN7's act as the true balanced main line section. sylvania 6SN7GT. Hay và hiếm hơn loại thấp. Each half of the 6SN7 is electrically equal to the 6J5 triode. 2 460,00 zł Para 6SN7GT RCA JAN SZARAK LP 6SN7GT RCA JAN SZ. Аналоги: 6SN7 = B65 = ECC32 = 6CC10 = 5692* = 6180 12SN7 = B36. All manufacturers Amperex Brimar G. The 6SN7 got very popular among tube amp builders during the 1990ies. 83) When I had a pre-amp that used 12AU7's I experienced a similar bass response to that of what you describe when using the Radiotechnique 12AU7's. 6SN7 - 5692 - 6F8G - 6H8C; 6C10 - 6K11 - 6AC10; Apparel & Accessories; Rectifier. Moderated business marketplace list > Quailwood > Science and Lab > Amperex 6SN7GTB 6SN7GTB. 70 Tung-Sol 6SN7GTB - £. 5 standard deviations of 8500/6000. Black plates and a halo getter. US CBS Square Getter NOS US Amperex. They normally have steel pins. Find many great new & used options and get the best deals for Amperex 6SN7- Vintage Tube at the best online prices at eBay! Free shipping for many products!. 6SN7 Amperex/CBS-Hytron/PhilipsECG/Sylvania Tube Rolling Quads Listening Test Part 2. Share this post: Posted in 6sn7/ECC32 | 1 Reply. Amperex 6SN7GT [red labels, grey T-plates, rectangular top & bottom mica, ‘flying-saucer’ getter holder at bottom] This tube was never made by Amperex. 00: 8416 : NOS. 3v for the 6SN7. Amperex (1) Items (1). Amperex 12ax7 Angled Foil getter. 00: NJ Apr 18, 2020: 36 : FOR SALE: Amperex NOS 8416 Tubes, never used! Rare!. Assorted ANOS 5Y3GT pulls, test as new. 00 Lot of 2 1966 Match HP Branded Amperex ECC83/12AX7A Preamp Tubes Test VSTG++/BAL. Both have been tested for short and quality, excellent condition (quality goes. Amperex 6SN7GTB. Amperex ecc32. New tubes are marked as such, the rest are used. Amperex 8595 high gain twin tetrode. 6SA7 - 5961 6SJ7GT - CV591 6SJ7ST - 5693 6SK7 - 6137 6SN7 - 6H8C 6SN7 - 6H8C 6SR7 - 6G1 6SS7 - VT196 6U5 - EM34/35 6U8A - 6AX8, 6KD8, ECF82. The 5692 is a commercial "premium" version of the type 6SN7 tube. Each half of the 6SN7 is electrically equal to the 6J5 triode. ) can be a little cool in the UL mode and I wanted to preserve some warmth as this amp As such, I decided to use a fairly small plate load on the 6SN7. You will need to make sure your 6SN7 tubes have the correct heater voltage of 6. AMPEREX BUGLE BOY 12AX7 used/tested nice looking Bugle Boy logos $45 OUT OF STOCK. Tubes may also be operated under the test conditions for extended periods to be sure that it is stable. 1pc 6SN7 CV181(Adapter top) TO 5687 E182CC 7119 tube converter adapter 6. 6SN7 Tube (Single). NOS-test. Upscale Audio 2058 Wright Avenue La Verne, California 91750 (909) 931-9686. GE 6SN7 GTA. They are all compatible. The following tubes are available for sales and they can be viewed at our showroom. ALL Amperex tubes on the market are Russian relabels. I bought a pair of Tung-Sol 6SN7GTB for the left side, and a pair of the CBS Hytron 5692 for the right. com'da sizi bekliyor! Rampage SN-RW6 Raptor 7. whats a good operating point for an input stage? probably not bypass cathode resistor. GZ34 TELEFUNKEN. Regardless of the branding (Amperex, Valvo, Siemens, Calvert etc) the Holland made 7119=E182CC (although not a direct substitue but similar to 12BH7 with a 10,000 heater) is a premium quality twin triode. These are labelled Amperex but are made using Telefunken equipment with long smooth plates and halo getters. Amperex Technology Ltd. 00: 6DJ8/6922 : Russia: 40. Квартет ECC81,12AT7, Amperex. Số đo trên TV7~100%. Trova 6sn7 mullard in vendita tra una vasta selezione di su eBay. EL34 / 6CA7 Amperex: The made in Holland version of this tube is most often found with the Bugle Boy logo, but even earlier versions with the treble clef logo are still around. 0888072029835. 6SN7 Amperex/CBS-Hytron/PhilipsECG/Sylvania Tube Rolling Quads Listening Test Part 2. However, the amp manufacturer says that the 6SN7’s run at 350V in my amp. Brand Spanking New, MINT NOS NIB 1961-62 Amperex USA 6922 E88CC Gold Pin Tubes with Lewis and Kaufman Los Gatos Label. The metal base Sylvania 6SN7W is regarded as the best sounding USA made 6SN7 variant of all times. Try the toy 6SN7: the 12AU7. This tube has a "D" getter and a March 1957 date ("triangle"7C). After I wrote my interactive model parameter finder, I tried to come up with a reasonable approximation using Without that, though, the tube appear much less linear then 6sn7, 6n1p, 6c45. Very good reliability and sonic performance at a great price. There seem to be a bazillion different types of 6SN7's. com'da sizi bekliyor! Rampage SN-RW6 Raptor 7. Raytheon 6SN7 WGT brown base. The 6DJ8 Amperex Bugle Boy is a dual triode preamplifier tube that was made in the early 1960s in Holland. Sn Rw6 modelleri, sn rw6 markaları, seçenekleri, özellikleri ve en uygun fiyatları n11. russian NOS '6SN7GT' designation on the tube is 6H8C or 6N8P more. All prices listed are in Singapore Dollars (SGD), unless otherwise stated. Tube Depot carries a selection of 6SN7 Pre Amp Vacuum Tubes. Tube tests as new with phono grade noise levels. 1 476,00 zł Add to cart > Quick view. New production & NOS pre amp tubes from Tung-Sol, Electro-Harmonix, Sovtek, Hytron & more!. Mullard Webcor 12AU7 ECC82 Vacuum Tube. Used for a couple of weeks if that. All 5 Volt; GZ32 - 5V4 - 5V3 - 5AU4; GZ33 - GZ34 - 5AR4. All tubes are from the Same Revision and Batch 7L6. These are interesting tubes and are electrically equivalent to the famous 6SN7, they just squeezed the tube down to fit in a small bottle. Try the toy 6SN7: the 12AU7. AMPEREX BUGLE BOY 12AX7 used/tested nice looking Bugle Boy logos $45 OUT OF STOCK. 83) When I had a pre-amp that used 12AU7's I experienced a similar bass response to that of what you describe when using the Radiotechnique 12AU7's. 6DJ8 / ECC88 is the "standard grade" of this family. Used for a week then no longer had tube gear. Brimar CV-1988. 1pc 6SN7 CV181(Adapter top) TO 5687 E182CC 7119 tube converter adapter 6. This does not imply that we confirm compatibility. 00: 6SN7 : Russia TungSol : 40. 85 Sovtek 6SN7 Russian 6SN7GT - £8. Electrically and physically the 6SN7-GTB is a replacement for the 6SN7-. Smooth mids with a greater sense of depth, and slightly relaxed. Price 1 off (excluding vat+p&p) Electro Harmonix 6SN7 - £19. I changed the plate load resistor (47k to 100k), bypass cap (0. 価格は、1本分です。在庫、6本あります。tv-7にてgm値、測定済みです。シルク印刷は消えている物もあります。白箱入りです 4,400円: 10: 有り: sylvania 6sn7 gtb (chrome top) 双極マッチ nos. Sell for $125 SOLD 1 pair Siemens/Chelmer Valves 6922 Steel pins, tightly matched. provides battery solutions. Thank you for your business. A pairs 6SN7 GT 6N8P 5692 CV181 TUBES IN ORIGINAL BOX. 845 AMPEREX. This is a suitable replacement for any 6SN7GT = 6SN7GTA = 6SN7GTB = ECC32 Dual Triode tube type. Der Verkäufer ist für dieses Angebot verantwortlich. The Company designs, manufactures, sells, and markets rechargeable lithium ion and polymer battery cells and related battery packs and systems. Please add me to your list of favorite sellers. US CBS Square Getter NOS US Amperex. ATTENTION INTERNATIONAL BUYERS - Please Read Our Shipping Terns, Standard Shipping can take up to 3 MONTHS Tube Type / Number: EZ80/6V4Actual Brand*: AmperexPrinted Brand: Amperex Bugle MSRP: Now: $247. Welcome to my eBay Store. provides battery solutions. Sell for $125 SOLD 1 pair Siemens/Chelmer Valves 6922 Steel pins, tightly matched. two pair NOS Mullard 12AT7 (NEW Dumont or IEC bulk pack tubes for o-scope replacement) 50/pr. Mullard ECC33. 00: 12AU7: China: 25. Amperex 7316/12AU7 for sale. The 6V6 family (6V6, 7408, 6AQ5, 6005, etc. upscaleaudio. AMPEREX BUGLE BOY 12AX7 used/tested nice looking Bugle Boy logos $45 OUT OF STOCK. 6SN7 tube - nos, various USA brands, some original box, some white box. Raytheon 12SN7GT/B36 Zwilling Triode Audio Frequenz TV Ventil - Bangybang Tubes2. Etched dat. development it is only fair to start with them. but because the octal-based 6SN7 is a physically large tube, it has more. 6SN7 Ratings. Key in the code for the valve/tube you wish to search for and click the Query button. 00 + shipping. Sylvania 6SN7-WGTB from the 1980’s for over $65. two tubes are placed very closely to each other so the new high end 6SN7 with curved larger / wider glass enclosure cannot fit in side by side. 6SN7 Raytheon,D getter bên hông. amperex e88cc Show Details. GE 6SN7 GTA. Used for a couple of weeks if that. Salva 6sn7 mullard per ricevere notifiche tramite email e aggiornamenti sul tuo Feed di eBay. Amperex JAN Green Label 6922 gold pin PAIR $150 used but test NOs Siemens E188CC PAIR $350 (one NOS with original box; one used but test NOS in white box); TJ PX25/n/5V PAIR $400; Sylvania 6SN7 Chrome Dome PAIR $200; Sylvania 2A3 PAIR $200; Mullard 5AR4 SINGLE $100 Shipping to USA only. Amperex 6SN7GTB These tubes are likely Russian-made. C General Electric Ken Rad Lorentz Marconi Mullard Northem Electric Philips Philips ECG Philips Miniwatt Radzieckie NOS Raytheon RCA RFT Siemens und Halske Sovtek Sylvania Telefunken Tesla Tung Sol Tungsram Valvo Western Electric. 00: WA Apr 18, 2020: 35 : FOR SALE: Amperex/Philips NOS Vaccum Tubes 6922 E88CC ECC83 6DJ8: Vacuum Tubes - Valves: $1. Tung-Sol 6SN7GTB vacuum tubes for sale. There were other NOS manufacturers, but these are the most important and most popular. Flat rate USPS first class shipping is $10. Originally released in 1939 it was officially registered in 1941 by RCA and Sylvania as the glass-cased 6SN7GT. The sound signature is on par with 5692 types. Some boxes worn, torn mixed lot and some without boxes. Two dual triodes 6SN7 vacuum tubes are used for amplification in SRPP configuration. (600ma vs 360 ma) Thus amplifier with small power supply prefer to use 6922. The 5692 is a commercial "premium" version of the type 6SN7 tube. 1PC 6SN7 TO 12AU7 ECC83(6. 6SJ7 Components from AMPEREX In Stock, Order Now! Same Day Shipping, 2-Year Warranty - TUBE ELECTRIC VACUUM 8PIN. Inside Tubes by Brands. A friend lent me a pair of NOS GEC KT88 and the amp sounded really great! The KT88 tubes sound better, but they are quite expensive, the EH EL34 is one-third the price and it sounds good too! My favorite selction of tubes for this amp are an Amperex Bugle Boy 6DJ8 (in place of the 6N1P) and Siemens EL34 on triode mode. Due to the combination of low grid-plate capacitance and medium gain, 12AU7 is well suited for use in audio voltage amplifier with an extended frequency range. Twin-triode amplifier. Symmetric layout is designed with matching impedances between two signal paths and minimum parasitic, so it provides high linearity. Lot of 30 Sylvania "Chrome Dome" 6SN7 (6SN7GT, 6SN7GTA, 6SN7GTB), NOS + ANOS. So I decided to use a 6SN7. RCA 6SN7GTB 6SN7 Vacuum Tube USA Short Bottle Black Plates Side Getter. 6SN7 has become Collectable. > The 6SN7 and 6CG7/6FQ7 are cheap tubes. Amperex USA Made ("*" Factory Code) 6922 Vacuum Tubes Gold Pin ("7L" Type Code) AMPLITREX Tested Sell/Trade 2021-03-24 : RCA 6SN7 VT-231 Matched Pairs. Радиолампы Amperex 6SN7 GTB Holland. thomaskong, May 13, 2020. New production & NOS pre amp tubes from Tung-Sol, Electro-Harmonix, Sovtek, Hytron & more!. Amperex JAN Green Label 6922 gold pin PAIR $150 used but test NOs Siemens E188CC PAIR $350 (one NOS with original box; one used but test NOS in white box); TJ PX25/n/5V PAIR $400; Sylvania 6SN7 Chrome Dome PAIR $200; Sylvania 2A3 PAIR $200; Mullard 5AR4 SINGLE $100 Shipping to USA only. 00: WA Apr 18, 2020: 35 : FOR SALE: Amperex/Philips NOS Vaccum Tubes 6922 E88CC ECC83 6DJ8: Vacuum Tubes - Valves: $1. Contact Us. 6SN7GTA / GTB: This is the later improved version, and the improvements were primarily geared toward the TV chassis designers who demanded The GE "side getter" is a sleeper bargain tube as it sounds great and usually all versions cost less that other USA tubes! The GE is like an Amperex: airy. Upscale Audio 2058 Wright Avenue La Verne, California 91750 (909) 931-9686. Tung-Sol 6SN7GTB vacuum tubes for sale. thomaskong, May 13, 2020. one pair Amperex 12AT7 Bugle Boy made in France test new (76/78, 79/81) $50pr. Amperex 6SN7GTB. 00: 6DJ8/6922 : Russia: 40. Robert (Bob) Galyen, President of Business Development at Amperex Technologies Ltd. We have a very large selection of vacuum tubes. GE 6SN7 GTA. 83 AMPEREX 6SC7 NOS NIB SINGLE 1960's VACUUM TUBE PERFECT IN ORIGINAL BOX. Tube tests as new with phono grade noise levels. upscaleaudio. 6SN7 TUNG-SOL. Giá: đã bán Amperex Holland ecc83/12ax7 phiến 17mm foil D getter delta code test nos match pair. 6v signal to the heaters on the 12SN7 vs 6. 6SN7 (CV181). The following should be direct substitutions. 6SA7 - 5961 6SJ7GT - CV591 6SJ7ST - 5693 6SK7 - 6137 6SN7 - 6H8C 6SN7 - 6H8C 6SR7 - 6G1 6SS7 - VT196 6U5 - EM34/35 6U8A - 6AX8, 6KD8, ECF82. (1) 40KD6 branded Admiral Canada but looks like Sylvania, NOS/NIB, identical to the 6KD6 but with a 40 volt heater, $21. Posted March 1, 2021 March 1, 2021 admin Posted in Purchase Guide, - 6SN7 / CV181 Some amps have preamp 6SN7 tubes placed in a very tight real estate – i. DOUBLE TRIODE. 00 shipping. Reduce the pot value. Лесной Городок договорная. one pair NOS/NIB 12AU7 Amperex globe logo made in Japan these are sleepers, excellent tubes $50 pr. Sylvania 6SN7 GT 이며. Share this post: Posted in 6sn7/ECC32 | 1 Reply. Black plates and a halo getter. The following tubes are available for sales and they can be viewed at our showroom. All prices listed are in Singapore Dollars (SGD), unless otherwise stated. Twin-triode amplifier. I think 6sn7 is a very nice tube with nice selections and excellent SQ (full bass and warm tonality). 00 Lot of 2 1966 Match HP Branded Amperex ECC83/12AX7A Preamp Tubes Test VSTG++/BAL. Designed to compliment to Aqua 274B and Classic 300B tubes, the new 6SN7 is a great choice to replace vintage 6SN7 tubes in all tube pre-amplifiers and tube amplifiers. 6N2P - ECC83 6N3P - ECC85 6N7 - ECC83, 6H2, 6BG6G 6P1P - EL90/6AQ5 6P45C - EL509 6P6S - 6V6GT 6S2P - 6J4 6S4P - 6Q4. Mick prefers some degree of microphony but when I first got my preamp it was going boing boing every time I touched anything. 00 shipping. 6SN7 / 5692 Tube List. Amperex (1) Items (1). Please add me to your list of favorite sellers. All 5 Volt; GZ32 - 5V4 - 5V3 - 5AU4; GZ33 - GZ34 - 5AR4. Amperex is a great example of what I’m talking about, but this tubes has outdone Amperex in treble department. Цена 200$ шт. RCA 5692 red base 저의 프리앰프에 사용해 본 관 중 음질 서열은 대략. Audio valves and sockets designed, for only the most discerning ears - we provide the best stock available sourced from manufacturers from all around the world. Premium grade tube This tube is a true 6SN7 equivalent and you can use it in place of 6SN. 6 yıl önce. Buy 6SN7GTB - Tung Sol: Tubes - Amazon. Mullard GZ34 (small black base) 2. And the best sounding 6SN7 tube can help with that. Цена 200$ шт. ) can be a little cool in the UL mode and I wanted to preserve some warmth as this amp As such, I decided to use a fairly small plate load on the 6SN7. com'da sizi bekliyor! Rampage SN-RW6 Raptor 7. I changed the plate load resistor (47k to 100k), bypass cap (0. Two Amperex 6sn7 made in Canada 8. 83 AMPEREX 6SC7 NOS NIB SINGLE 1960's VACUUM TUBE PERFECT IN ORIGINAL BOX. 6DJ8 / ECC88 is the "standard grade" of this family. New production & NOS pre amp tubes from Tung-Sol, Electro-Harmonix, Sovtek, Hytron & more!. Amperex USA Made ("*" Factory Code) 6922 Vacuum Tubes Gold Pin ("7L" Type Code) AMPLITREX Tested Sell/Trade 2021-03-24 : RCA 6SN7 VT-231 Matched Pairs. We have a very large selection of vacuum tubes. If you don't see what you are specifically looking for RCA brand-red base. Amperex 6DJ8 ECC88 PQ Preamp Tubes Matched Pair amperex6dj8mp $59. RCA 5692 red base. One pair Tung Sol 6SN7 GT Audio Tube - Round Plate Black Glass - Round Mica. HIGHLY RECOMMENDED. ANOS 5Y3GT. Condition is "New". The following should be direct substitutions. For sale is a RARE Matched Pair Amperex NOS/NIB 7062/E180CC O-getter tubes. 6SN7 / 5692 Tube List. Cleaning the terminals and reseating the valves made a dramatic difference to it, and adding tube. 6SN7 tube - nos, various USA brands, some original box, some white box. Audio Note: DAC 4, Jinro amp, L3, M3. This is one of the only New Production 6SN7's available and given how musical and warm it sounds, I'm not sure we need any others as long as they. Vintage Audio Valves have such a wonderful rich musical tone & will enhance your equipment’s sound. two pair NOS Mullard 12AT7 (NEW Dumont or IEC bulk pack tubes for o-scope replacement) 50/pr. The 5692 is a commercial "premium" version of the type 6SN7 tube. This was Amperex' version of a lab grade ECC82/12AU7. Short bottle. Made in Great Britain at Philips Mitcham factory, they have gold pins and a dimpled disc getter. Amperex 6DJ8 ECC88 PQ Preamp Tubes Matched Pair amperex6dj8mp $59. 00 Lot of 2 1966 Match HP Branded Amperex ECC83/12AX7A Preamp Tubes Test VSTG++/BAL. Лесной Городок договорная. Find many great new & used options and get the best deals for Amperex 6SN7- Vintage Tube at the best online prices at eBay! Free shipping for many products!. $500 per tube $. what would be a good RL and bias point? actually given that the 6B4G's need about 60v grid and the 6BX7's gain is about 10 then 6v output of the 6SN7 is all is needed. Sn Rw6 modelleri, sn rw6 markaları, seçenekleri, özellikleri ve en uygun fiyatları n11. We have a very large selection of vacuum tubes. Before an extended “burn in” or “wake up” period, the roundplate 6SN7s are a little bit sluggish-sounding, and sound a little bit muddled/muddy, and in particular do not have good treble extrension or “air” in the high frequencies. Mullard GZ34 (big black base) 4. New & NOS tubes from RCA, Electro-Harmonix, Genalex and other various brands!. ge 6sn7 gtb (ボタンステム) 双極マッチ nos. com/products/cbs-hytron-5692Brimar 6SN7GT/CV1988 - Made in England. After I wrote my interactive model parameter finder, I tried to come up with a reasonable approximation using Without that, though, the tube appear much less linear then 6sn7, 6n1p, 6c45. sylvania 6SN7GT. Search form. Amperex 6SN7GT [red labels, grey T-plates, rectangular top & bottom mica, ‘flying-saucer’ getter holder at bottom] This tube was never made by Amperex. Amperex 6SN7GTB. Hay và hiếm hơn loại thấp. amperex e88cc Show Details. 00 Lot of 2 1966 Match HP Branded Amperex ECC83/12AX7A Preamp Tubes Test VSTG++/BAL. tubemaze on Electro-Harmonix 6H30Pi Gold. In addition, the seller says this is ‘high’ and says his 6SN7’s are 250v anode with a tolerance of 10 – 15%. Amperex is a great example of what I’m talking about, but this tubes has outdone Amperex in treble department. will be for a 6SN7 cap coupled to 6BX7 to drive PP 6B4G's. Mostly 1940-1965 military types, the VT-231, 6SN7W, 6SN7WGT, and the super-rare 6SN7GT Tung Sol round plate blackglass. Mullard ECC32. Super linearity, low noise, and full performance ratings make this one of the best 6SN7 tubes ever made. ) can be a little cool in the UL mode and I wanted to preserve some warmth as this amp As such, I decided to use a fairly small plate load on the 6SN7. Amperex 6DJ8 ECC88 PQ Preamp Tubes Matched Pair amperex6dj8mp $59. The 6V6 family (6V6, 7408, 6AQ5, 6005, etc. The Northern Electric 6SN7 audio tube is made with the highest quality materials. russian NOS '6SN7GT'. Raytheon 6SN7 WGT brown base. Electrically and physically the 6SN7-GTB is a replacement for the 6SN7-. Contact Us. 6v signal to the heaters on the 12SN7 vs 6. Share this post: Posted in 6sn7/ECC32 | 1 Reply. 00: 12AU7: China: 25. Designed to compliment to Aqua 274B and Classic 300B tubes, the new 6SN7 is a great choice to replace vintage 6SN7 tubes in all tube pre-amplifiers and tube amplifiers. | People who viewed this item also viewed. Raytheone 6SN7 WGT. 69: Time left: 8h 25m. The metal base Sylvania 6SN7W is regarded as the best sounding USA made 6SN7 variant of all times. NEVZ 6H8C -6SN7 VI-1979. Лесной Городок договорная. 6sn7 operating points. Over DOUBLE the VTS price for this tube. The 6SN7-GTB is a medium-mu twin triode suitable for use in a wide. Two (2) of the 6SN7's are operating in the front end ahead of the gain stage as balanced plus/minus 180 degree input buff er stage. 329,00 TL 261,00 TL. Description and rating. amperex e88cc. Seller 100%. Developed by Amperex in 1958 when transistors were beginning to supplant tubes and originally developed for video and radar use, the 6DJ8 also excelled in audio amplifiers needing its high transconductance , and it still has a niche market among audiophiles. The Sovtek 6SN7GT tube is a pre-amp dual triode, medium gain with an octal base. Mullard GZ32. One Amperex brown base tube that was apparently removed from equipment (base scratches from a gripping device are present) but is brand new testing and looking otherwise, $9. Well into the good range. Industry Bogey plate current = 10. Very good reliability and sonic performance at a great price. Its characteristics include creases on the top of the bottle, gray risers, round shield with two raised rectangular sections on opposite sides, a halo getter with wide support post, the Heerlen factory code imprinted along the bottom of the glass, and the. Both have been tested for short and quality, excellent condition (quality goes. First I will summarize my findings for small signal (driver tubes). Made in Great Britain at Philips Mitcham factory, they have gold pins and a dimpled disc getter. 6SN7 Amperex/CBS-Hytron/PhilipsECG/Sylvania Tube Rolling Quads Listening Test Part 2. After 50 hours the sound is excellent. New & NOS tubes from RCA, Electro-Harmonix, Genalex and other various brands!. Amperex (1) Items (1). With it's low µ and very low noise it fits the needs for this driver very well. These tubes do have the same pinout as the 6DJ8/6922/7308/6AQ8/6BQ7/6N1P and MAY work as substitutes in some amplifiers. https://www. This is a suitable replacement for any 6SN7GT = 6SN7GTA = 6SN7GTB = ECC32 Dual Triode tube type. For sale is a RARE Matched Pair Amperex NOS/NIB 7062/E180CC O-getter tubes. Some boxes worn, torn mixed lot and some without boxes. 3 whether AC or DC and have no more than 250v when idling”. Tung-Sol 6SN7GTB. whats a good operating point for an input stage? probably not bypass cathode resistor. It is useful as gscillator, CONVERTER, MULT I -VIBRATOR, AS WELL AS AUDIO AMPLIFIER. The Northern Electric 6SN7 audio tube is made with the highest quality materials. 00 shipping. “The Amperex 7316 early version, with a D-getter, is not as fat, lying sonically between the Mullard and Telefunken, it is extremely sweet with a euphonic rounded midrange and good bass. Used for a couple of weeks if that. Sylvania 6SN7W metal base. This auction is for one strong old stock Amperex 12AX7 / ECC83 long plate twin triode tube made in Holland as shown. Labels are fragile as expected from tubes of that era. Sn Rw6 modelleri, sn rw6 markaları, seçenekleri, özellikleri ve en uygun fiyatları n11. New tubes are marked as such, the rest are used. (600ma vs 360 ma) Thus amplifier with small power supply prefer to use 6922. For sale is a RARE Matched Pair Amperex NOS/NIB 7062/E180CC O-getter tubes. RCA 6SN7GTB 6SN7 Vacuum Tube USA Short Bottle Black Plates Side Getter. The 6SN7 tube is a dual-triode preamp tube with medium gain. US CBS Square Getter NOS US Amperex. RCA 5692 red base. The sound-stage is wide and accurate. Upscale Audio 2058 Wright Avenue La Verne, California 91750 (909) 931-9686. In addition, however, the 6SN7-GTB exhibits. 00 shipping. Save el34 amperex to get e-mail alerts and updates on your eBay Feed. With it's low µ and very low noise it fits the needs for this driver very well. From the glass bottle to the gold plated pins, everything is designed to give you unsurpassed audio quality. Better than even any of our NOS Amperex Bugle Boys. This rare 1960 Amperex PQ 6922 / E88CC tube is a premium quality 6DJ8 / ECC88 type tube (7L4 series). Raytheone 6SN7 WGT. This time I made a single tube pre/power amplifier using this twin triode. Amperex USA Made ("*" Factory Code) 6922 Vacuum Tubes Gold Pin ("7L" Type Code) AMPLITREX Tested Sell/Trade 2021-03-24 : RCA 6SN7 VT-231 Matched Pairs. 1pc 6SN7 CV181(Adapter top) TO 5687 E182CC 7119 tube converter adapter 6. Used for a week then no longer had tube gear. Telefunken 6SN7. Новые-NOS, Тест, подбор 100%. Sylvania 6SN7-WGTB from the 1980’s for over $65. Seller 100%. any help would be appreciated as I don't know that much about 6SN7's and 6BX7's except what is said about how they sound. sylvania 6SN7GT. The tube data sheets for the 6SN7 and 12SN7 are on the same. Цена 200$ шт. ATTENTION INTERNATIONAL BUYERS - Please Read Our Shipping Terns, Standard Shipping can take up to 3 MONTHS Tube Type / Number: EZ80/6V4Actual Brand*: AmperexPrinted Brand: Amperex Bugle MSRP: Now: $247. This was Amperex' version of a lab grade ECC82/12AU7. two pair NOS Mullard 12AT7 (NEW Dumont or IEC bulk pack tubes for o-scope replacement) 50/pr. It has many circuit diagrams, using these tubes and all the information, about these original vacuum tubes. Радиолампы Amperex 6SN7 GTB Holland. Each triode unit is independent of the other except for the common heater. Inside Tubes by Brands. A medium-mu twin triode used in resistance coupled circuits, such as voltage amplifiers or phase splitters. Condition is "New". Short bottle. Лесной Городок договорная. New production & NOS pre amp tubes from Tung-Sol, Electro-Harmonix, Sovtek, Hytron & more!. Two dual triodes 6SN7 vacuum tubes are used for amplification in SRPP configuration. This is a suitable replacement for any 6SN7GT = 6SN7GTA = 6SN7GTB = ECC32 Dual Triode tube type. 6SN7 / 5692 Tube List. 6SN7 tube - nos, various USA brands, some original box, some white box. Аналоги: 6SN7 = B65 = ECC32 = 6CC10 = 5692* = 6180 12SN7 = B36. The 6SN7-GTB is a medium-mu twin triode suitable for use in a wide. Audio valves and sockets designed, for only the most discerning ears - we provide the best stock available sourced from manufacturers from all around the world. Frequent Flyer Eligible. Found 123 records in Search of Tubes Asylum. Manufacturer and factory: BRIMAR. 70 Tung-Sol 6SN7GTB - £. 00 shipping. A continuation of the "Schiit Freya Preamp - Tube Rolling Quads Listening Test" video, starring quads of the following 6SN7 tubes. This is a long one folks. C General Electric LP 6SN7 WGT SYLVANIA. The remaining two (2) 6SN7's function as a class A push-pull zero feedback headphone amplifier. I changed the plate load resistor (47k to 100k), bypass cap (0. Posted on January 22, 2013 by tubemaze. Smoked Glass. They are all compatible. Electrically and physically the 6SN7-GTB is a replacement for the 6SN7-. Raytheone 6SN7 WGT. Posted March 1, 2021 March 1, 2021 admin Posted in Purchase Guide, - 6SN7 / CV181 Some amps have preamp 6SN7 tubes placed in a very tight real estate – i. Two dual triodes 6SN7 vacuum tubes are used for amplification in SRPP configuration. Very good reliability and sonic performance at a great price. two tubes are placed very closely to each other so the new high end 6SN7 with curved larger / wider glass enclosure cannot fit in side by side. The sound-stage is wide and accurate. GE 6SN7 GTA. It requires an octal socket and may be mounted in any position. Rare ECC82/12AU7 Amperex Made In Holland Amplitrex Tested#1691001. Tube tests as new with very low noise. Seller 100%. Also, the soundstage has more depth, front to back, really lovely. Show Details. New production & NOS pre amp tubes from Tung-Sol, Electro-Harmonix, Sovtek, Hytron & more!. 6922 / E88CC is a "premium grade" version of the 6DJ8. It provided a medium gain (20). 6Q4-EC80 Amperex USA Single NOS Tube note: Burned, Tested, Selected by Audiokit with TTA+ AVO VCM 163 + AKi Matching Software. sylvania VT-231. com ✓ FREE DELIVERY possible on eligible purchases. Found 123 records in Search of Tubes Asylum. The 6SN7 got very popular among tube amp builders during the 1990ies. The Amperex 6SN7GTB Vacuum Tube is a glass octal type used as a phase inverter or resistance-coupled amplifier in radio equipment. 70 Tung-Sol 6SN7GTB - £. Michael Marx This is an Amperex tube that was a premium grade 12AU7. Новые-NOS, Тест, подбор 100%. TV-7 tests NOS. Be wary of overpaying for them! Philips 6SN7GT (Holland) Philips Holland had numerous subsidiaries - examples include: Adzam (exclusively an export name), Amperex, Pope (exclusively an export name), Philips Miniwatt, Mullard, Miniwatt. upscaleaudio. 81) Posted by R Browne on 2012-08-26, 08:15:30 (69. 6SN7 is a dual triode vacuum tube with an eight-pin octal base. For sale is a RARE Matched Pair Amperex NOS/NIB 7062/E180CC O-getter tubes. Amperex BB GZ34 (metal base) 5. Moderated business marketplace list > Quailwood > Science and Lab > Amperex 6SN7GTB 6SN7GTB. 70 Tung-Sol 6SN7GTB - £. Premium grade tube This tube is a true 6SN7 equivalent and you can use it in place of 6SN. Ken-Rad 6SN7 Vacuum Tube Flat Black Plates Amplitrex Tested 84/76% Gm. https://www. NOS vintage 6SN7 GT Westinghouse tubes ( one matched pair + 1) ( 100 $ ) Pairs of 1960's Philips Amperex ECC83 7025 12AX7 tubes branded Electrohome Organ Grade:. For sale is a RARE Matched Pair Amperex NOS/NIB 7062/E180CC O-getter tubes. Be wary of overpaying for them! Philips 6SN7GT (Holland) Philips Holland had numerous subsidiaries - examples include: Adzam (exclusively an export name), Amperex, Pope (exclusively an export name), Philips Miniwatt, Mullard, Miniwatt. RCA 5692 red base. 00 shipping. It is used as original equipment in many currently produced home audio tube amplifiers. Twin-triode amplifier. There were other NOS manufacturers, but these are the most important and most popular. ขาย 12AX7 (ECC83) 12AU7 (ECC82) 12AV7 12AT7 6SN7 6H8C 6DJ8 (ECC88) 6BQ5 (EL84) ECL82 PCL82 EL34 6L6 5751 5AR4 5U4 5963 5814 6BJ8 Telefuken Tangsram Mullard RCA GE JJ Tesla Amperex Sylvania Philips Westinghouse Mesa มีหลอดให้เลือกมากกว่า 100 หลอดนำเข้าจากอเมริกาและยุโรป. The filaments are biased at higher voltage than ground for noise immunity. Sylvania 6SN7W metal base. My Amperex Holland Hammond with "12AX7/ECC83 Made In Holland" in white lettering across top have a midrange textured sound I like (using YaQin MS-22B hybrid phono amp) Since the MS-22B output buffer is solid state, I feed it into a 6SN7 tube buffer using vintage USA Westinghouse. This time I made a single tube pre/power amplifier using this twin triode. All manufacturers Amperex Brimar G. Mullard GZ32. NEVZ 6H8C -6SN7 VI-1979. Telefunken 6SN7. Key in the code for the valve/tube you wish to search for and click the Query button. Tube tests as new with phono grade noise levels. Smoked Glass. 2uF), and grid leak (22k to 220k) of the 6SL7 recovery stage. Raytheon 6SN7 WGT brown base. Amperex also produced the 6DJ8, 6922 and 7308 frame grid tubes. Well into the good range. C General Electric Ken Rad Lorentz Marconi Mullard Northem Electric Philips Philips ECG Philips Miniwatt Radzieckie NOS Raytheon RCA RFT Siemens und Halske Sovtek Sylvania Telefunken Tesla Tung Sol Tungsram Valvo Western Electric. 1 Surround Titreşimli Oyuncu Kulaklığı. 3 whether AC or DC and have no more than 250v when idling”. Le migliori offerte per VT-99 TUNGSOL MATCHED PAIR NOS NIB VT 99 6F8G röhre tube valve B65 33S30 6SN7GTB sono su eBay ✓ Confronta prezzi e caratteristiche di prodotti nuovi e usati ✓ Molti articoli con consegna. This tube was first developed and produced by RCA. My Amperex Holland Hammond with "12AX7/ECC83 Made In Holland" in white lettering across top have a midrange textured sound I like (using YaQin MS-22B hybrid phono amp) Since the MS-22B output buffer is solid state, I feed it into a 6SN7 tube buffer using vintage USA Westinghouse. 1PC 6SN7 TO 12AU7 ECC83(6. Радиолампы 6SN7 RCA малоюзаные (пара). The Best 6SN7 Tube is read more! Sound producers seek mature technology, looking to replicate the tone and feel of yesteryear. FOR SALE: Very rare matched set of 6 NOS Melz 6N8S / 6SN7-GT (1578) tubes: Vacuum Tubes - Valves: $600. EL34 / 6CA7 Amperex: The made in Holland version of this tube is most often found with the Bugle Boy logo, but even earlier versions with the treble clef logo are still around. Amperex 7119 tube Test NOS @ 84-86 on B&K 606. upscaleaudio. 6SN7 / 5692 Tube List. Better than even any of our NOS Amperex Bugle Boys. Amperex 7316/12AU7 for sale. Sell for $125 SOLD 1 pair Siemens/Chelmer Valves 6922 Steel pins, tightly matched. Smooth mids with a greater sense of depth, and slightly relaxed. 6DJ8 / ECC88 is the "standard grade" of this family. It provided a medium gain (20). Mullard GZ34 (big brown base) For the 6SN7 match, the Osram B65 enjoys the highest total score, very closely followed by the 33C30 and TFK 6SN7. British CV1988 6SN7GT One of the best quality 6SN7GT tubes available! These amazing military spec tubes, various brandings, are known for their amazing soundstage, extended dynamic range, and attention to detail. Reduce the pot value. The print is mostly legible, but like most Amperex of it's day, it is smudged. This 1970 Amperex E182CC / 7119 has gray plates and a large halo getter (ID6 series). All tubes are also tested for noise and microphonics. Now that I've gone all octal, both Troy-built preamp (SP-14) and octal drivers on the Holgerized M-125s, I'd appreciate some knowledge about 6SN7 Re: What's your favourite 6SN7 tube? by Frank111 on Mon Jul 20, 2015 10:16 am. Welcome to the Tube Data Sheet Locator, a popular Web resource for finding data on vacuum tubes. Originally released in 1939 it was officially registered in 1941 by RCA and Sylvania as the glass-cased 6SN7GT. AMPEREX USN CEP 7308 E188CC 6922 USA FRAME-GRID GRAY-PLATE TUBE Phenomenal. Brimar CV-1988. I changed the plate load resistor (47k to 100k), bypass cap (0. Sylvania 6SN7-WGTB from the 1980’s for over $65. Upscale Audio 2058 Wright Avenue La Verne, California 91750 (909) 931-9686. Thank you for your business. 00: NJ Apr 18, 2020: 36 : FOR SALE: Amperex NOS 8416 Tubes, never used! Rare!. Made in Blackburn by Mullard in 1967Both look mint, like newBoth have intact mint orange Amperex logo with date code F32, B7J1, the first week of October 1967. Mullard GZ34 (big brown base) For the 6SN7 match, the Osram B65 enjoys the highest total score, very closely followed by the 33C30 and TFK 6SN7. 6SN7 Amperex/CBS-Hytron/PhilipsECG/Sylvania Tube Rolling Quads Listening Test Part 2. 6SN7 is very famous and popular tube for audio maniacs. The Amperex 6SN7GTB Vacuum Tube is a glass octal type used as a phase inverter or resistance-coupled amplifier in radio equipment. In normal use it operates as a class A amplifier. Số đo trên TV7~100%. These tubes do have the same pinout as the 6DJ8/6922/7308/6AQ8/6BQ7/6N1P and MAY work as substitutes in some amplifiers. 00 shipping. The 6SN7GTB is the low noise version of the 6SN7, 6SN7GTA, and 6SN7GT. Reduce the pot value. 83 AMPEREX 6SC7 NOS NIB SINGLE 1960's VACUUM TUBE PERFECT IN ORIGINAL BOX. DOUBLE TRIODE. A continuation of the "Schiit Freya Preamp - Tube Rolling Quads Listening Test" video, starring quads of the following 6SN7 tubes. tubemaze on Electro-Harmonix 6H30Pi Gold. Amperex USA Made ("*" Factory Code) 6922 Vacuum Tubes Gold Pin ("7L" Type Code) AMPLITREX Tested Sell/Trade 2021-03-24 : RCA 6SN7 VT-231 Matched Pairs. Rare ECC82/12AU7 Amperex Made In Holland Amplitrex Tested#1691001. AMPEREX 6SN7GTB 6SN7GTB VACUME TUBE our company has 3 classifications of product condition: * - New Surplus Factory Package w/ 1 year warranty * - New Surplus our company. HIGHLY RECOMMENDED. Tube Depot carries a selection of 6SN7 Pre Amp Vacuum Tubes. The print is mostly legible, but like most Amperex of it's day, it is smudged. The Northern Electric 6SN7 tube has large smooth box plates. 6SN7 Tube (Single). The mids are warm and clear. It is one of the earliest Amperex 6922 types, with a slightly taller bottle than later 6922 tubes.