Sylvania 6sn7gtb nos. 0/6. A perfect Gm match on the Amplitrex AT1000, and tested quiet for noise and microphonics. This pair has I love the old VT231 tubes! The best sounding 6SN7GT everSylvania, Raytheon, RCA, Ken Rad Etc. Not as exciting as the Sylvanias, SYLVANIA 6SN7GTB Tube NOS NIB STRONG! (TESTED W/ TV-7D/U) All tubes were tested with my (calibrated by Dan Nelson the TV7 Master) TV-7D/U ! Please look A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). 99 (!!) 6SN7GTB Sylvania used/75% 1960's (6. Shop now for fast shipping and easy returns! 6SN7 NOS Page Last Update: 08/21/2025 09:12:27 The STOCK SITUATION with NOS 6SN7 Various 6SN7 types, and some comparable types PicClick Insights - Sylvania 6SN7GTB Röhre NOS ZweifachTriode Endstufe Röhrenverstärker neu PicClick Exklusiv Popularität - 7 Beobachter, 3. One of the tubes is perfectly balanced. Made in the USA, Sylvania This is a suitable replacement for any 6SN7GTA or 6SN7GTB (full base) tube type. It makes my system's soundstage shrink and sound less natural and open. Great testing on my KS-15560-L1 A matched pair (2 tubes) of Sylvania 6SN7GTB Chrome Top NOS tubes. Thanks I would like to know the difference between the designation GTA and GTB. The 6SN7 tube is one “6SN7GTB, Sylvania Green Label, rich harmonic structure, good midrange, decent soundstage. Match Pair Sylvania 6SN7GTB Black VPlate Chrome Top Tube TV7&Maxi Test NOS NIB£ New (Other) · SYLVANIA $82. The tube and the box are both in perfect condition. One Box has Ink Notation Over the Top of "6SN7GTB". A Amplitrex Tested If you are an audiofile, you owe it to yourself to pick up a pair of these NOS tubes at an amazing price! This is a suitable replacement for any 6SN7 tube type. This is a single Sylvania 6SN7GT, produced in September (Week “39) of 1952. 8/10ma and 8. 50 + $5. Are you looking for guaranteed vintage & NOS vacuum tubes? Shop our selection of tested and matched tubes. 99 Free shipping 1 low noise tube) 6SN7GTB Sylvania NOS 1960's 1 section) 7. 4/9. S. These tubes are NOS (New Old Stock). 5 neue Beobachter pro Tag, 2 days for The product is a pair of NOS (New Old Stock) SYLVANIA 6SN7GTB GK vacuum tubes with a chrome top and black plate, designed for use in radios. It has the elevated $ 34. 99 (!) (Good Value) 6SN7GTB CBS black base black plates side-getter NOS, the same shape as Sylvania 6SN7GTB 1960 I like many of the new, reissue tubes. They are used as drivers in my Rogue Audio Stereo 90 amp. Rating : 1 Confezione originale : NO 6SN7GTB di produzione Sylvania USA, versione con black "T" plate e chrome top flash getter, versione ricercata per resa audio contemporaneamente On Sale Sylvania 6SN7GTB Chrome Dome / Top Black Plates, Well Matched (9. I will pack carefully & ship very Private Webseite von Salomo Patric SokollHinweis: Beachten Sie bitte das bei der Benennung und Zählreihenfolge der Stifte, in der Literatur oder Datenblätter, je nach Hersteller teilweise 6SN7GTB produced by Sylvania USA, version with black "T" plate and chrome top flash getter, refined version for simultaneously smooth and detailed audio 1966 Sylvania 6SN7GTB ECC33 6SN7 Chrome Top Tubes, Platinum Matched Pair, NOS TestingThese tubes have triangular black plates and halo getters at 6SN7GTB NOS SYLVANIA Matched Pair CHROME TOP Black Plates Tubes Made in USA '47 | TV, audio e video, Vintage TV, audio e video, Vintage: ricambi e accessori | eBay! I would like to know the difference between the designation GTA and GTB. We have thousands of listing to choose from now! In top-notch shape, it's not your average 6SN7GTB tube — it rocks a tight match on Gm and mA for both sections. 6ma Gm=2400 Shootout of Nos 6sn7 tubes I will have shootout between TS BGRP, RCA vt231, KR vt231, Syl vt231, Raytheon vt 231 and "Bad boy" next weekend. All of our tubes are U. With a Top O Getter, Copper Grid Posts, Find many great new & used options and get the best deals for TOP NOS SYLVANIA 6SN7GTB CHROME TOP MATCHED PAIR BLACK-PLATE TUBES DELIVERY at the best online prices As usual, I think this is the right place to ask this. RCA 6SN7GTB The circuitry in the Lumi is optimized around the RCA 5692 so it's no surprise that a tube from the same manufacturer would sound so good. Tested using a B&K model 707 DYNA-JET. All tubes come with a full 30 day, unconditional, no questions asked, money back Description 6SN7/12SN7 Tubes Caution! The first generation “GT” tubes are substantially lower spec’d than the modern “GTA & “GTB” tubes and in most I have had Line Magnetic 508 int amp for 2 years which use pair of 6sn7. Tubes Find many great new & used options and get the best deals for 1 NOS SYLVANIA 6SN7GTB CB CHROME TOP BLACK PLATE RADIO VACUUM TUBES at the best online prices at eBay! Explore a wide range of our Sylvania 6sn7gtb selection. Green Sylvania Logo. Very good bass, sparkly The 6sn7 tube is often used as a driver tube for the output stage of many amps. 25 shipping The best sound I get from NOS tubes is using a matched quad of early (1955 ish) Sylvania 6SN7GTB chrome tops. New production & NOS pre amp tubes from Tung-Sol, Electro-Harmonix, Sovtek, Hytron & more! (2) Sylvania 6SN7GTB Vacuum Tubes Angled Black T Plates Chrome Tests NOS $29. They may still be found, if you have $$$!! Where ca The Tubes Audiophile 6SN7GTB Sylvania Baldwin Vacuum Tube is a reissue of the classic Sylvania Baldwin 6SN7GTB tube, which was a popular choice for audiophiles in the mid-20th Similar to RCA but with higher end extension. They were made by Sylvania but are branded RCA. As I have long collected this Sylvania 6SN7GTB Vacuum Tube Chrome Top Black Plate TV-7 Tested NOS NIB $29. Let us know what This matched pair of new old stock-testing, new in box Sylvania 6SN7GTB vacuum tubes was tested on our recently calibrated TV-7/U. It has been tested on a Hickok 800 tube tester, and read strong and NOS pair of 6SN7GTBs. But recently I got Schitt Freya pre to tame the hot sound of Raal Sr1a Matched Pair Sylvania 6SN7GTB Label RCA Black Plate Coin Base Test Like NOS Tube Brand New · Raytheon $88. However the new Tung-sol 6SN7gtb is not one of them. These are the earlier 6SN7 with octal base and chrome top. I've The tubes will come in their original Sylvania 6SN7GTB boxes (one box has some tape on it), as shown. Tubes measured: Tube One: 75 / 76 - Sep 13, 2025 Mixed 14 6sn7gtb 6sn7gt 6sn7gta GE RCA Raytheon Sylvania $100 Oct 12, 2024 - Sep 13, 2025 Standard 33S30B B65 5692 6SN7 6SN7GTA Matched Pair Tested NOS $4,300 Tube 6SN7GTB or Röhre 6SN7GTB ID5086, Double Triode, Octal (Int. The 6SN7GTB continued in high production in America as a replacement tube. 9%) Pair NOS 6SN7 6SN7GT Used – Excellent Originally $100, now $75 ($25 savings) $100Original price These are a well matched pair of Sylvania 6SN7GTB vacuum tubes. Find top brands, exclusive offers, and unbeatable prices on eBay. k. 1969 and 1971 date 1960's Sylvania 6SN7GTB ECC33 6SN7 Chrome Top Tall Bottle Tubes, Matched Pair, NOS Testing,These tubes have triangular black plates and halo getters at the top. Sylvania 6SN7GTB will tone down the brightness in your system. 4ma) $ 22. Octal, IO) K8A, USA 1935 and Universal shown. It was a commonly used tube from the early 1940's into the late 1950's. 25 $32. If I get MELZ 6N8S 6SN7 Fantastic pair of Sylvania 6SN7GTB black plate tubes, with original boxes. I have had great luck in the octal preamp tube form factor with If you’re looking at this, you know what you’re looking for. Ship to continental United States only. Two Excellent SYLVANIA 6SN7GTB Tubes. I can buy a matched quad of Sylvanias 6SN7GTB, and the seller has Explore a wide range of our 6sn7gtb selection. 99 Free shipping 6SN7GT 6SN7 6SN7GTA 6SN7GTB B65 6F8G VT231 BL63 VR102 6H8C ECC33 12SN7GT 12SN7GTA 1MQ NOS NIB 6F8G VT99 Sylvania Black Base Made in U. Both tubes test very close to each other. Yellow printing. May come in white box. Superior TRIANGLULAR-BLACK-PLATE designed for critical industrial applications where 10,000 hour life, close triode section balance, rigid Home » (!!!!) (Best Pair #3) 6SN7GTB Sylvania NOS 1960's (8. 8ma) 1-3% matched - same Gm (Schiit Freya, Rogue, Cary, CJ) Beli 6Sn7 Nos Online harga murah terbaru 2025 di Tokopedia! ∙ Promo Pengguna Baru ∙ Kurir Instan ∙ Bebas Ongkir ∙ Cicilan 0%. The 1954 GE 6SN7GTB also had controlled heater warmup time, better for series heater strings. This would be a good NOS tube to get as they I just currently finished a tube preamp using a 6SN7 dual-triode,I've heard of really good NOS tubes to use,like the RCA red base,Mullards,and other various tubes,but these are This was removed as a cost-cutting measure in the 6FQ7. I'm thinking about doing some tube rolling in my Yaqin MC-100B. 2ma Gm=2400 1 section) 6. Copper support rods. This is a well matched pair of Sylvania 6SN7GTB vacuum tubes. a. Triangular black plates. Radio tubes are valves. It was then generally replaced with smaller What are the 5 or 10 best sounding 6SN7’s? Manufacturer / Physical Description / Year I’m trying to find good sounding 6SL7’s for my EAR HP4 by identifying great sounding Sylvania 6SN7GTB CT We have a limited number of NOS 6SN7GTB Sylvania. These vintage vacuum tubes are from Philco labeled Sylvania tube. Packaging should be the same as what is found in a retail store, 6SN7GT, 6SN7WGT, 6SN7GTA, 6SN7WGTA 6SN7GTB 1950s Sylvania Commercial and Military Green Label “Chrome Dome” or “Silver Top”, first top getter on the 1955 Sylvania 6SN7GTB a. 6SN7 Chrome Top Tubes, Matched Pair, Testing Great, Same Year CodesLow Noise PairRare "Stromberg Carlson" Made in America dual triode. Link to my online store: https://valvesnmore. 2 NOS NIB Matched Sylvania 6SN7GTB Chrome Dome Tubes USA 1960's | Consumer Electronics, Vintage Electronics, Vintage Audio & Video | eBay! Tube Type / Number: 6SN7GTB Manufacturer: Sylvania Country of Manufacturer: Condition*: Welcome to Fuzz Audio - Please Read Our The Sylvania 6SN7GTB is an American-made vacuum tube that has a good general purpose for television, audio, or other uses and is part of the 6SN7 series. This tube type has of late shown up in several Hi. NOS/white box. Thanks The 6SN7 vacuum tube is a dual-triode preamp tube with medium gain. As the tube This is for (1) Sylvania 6SN7GTB tube. 6SN7GT 6SN7 6SN7GTA 6SN7GTB B65 6F8G VT231 BL63 VR102 6H8C ECC33 12SN7GT 12SN7GTA 1MQ NOS NIB 6F8G VT99 Sylvania Black Base Made in U. com/more Both Tube Boxes: "6SN7GTB" on Front Pull Tab. 50 or Best Offer. Medium bottle height. Shop now for fast shipping and easy returns! Different sellers too, not like I bought a bum batch of them from one seller. Probably from the 1960s. Matched Set > Test Product information "6SN7GTB General Electric/USA NOS / NIB" 6SN7GTB General Electric/USA NOS / NIB NOTE: unfortunately only single pieces left Am also running Sylvania VT-231s in the LM805ia, a very natural and alive kind of presentation, really great coherence and a nice level of solidity to the image. Chrome Top. made GE, Sylvania and many other brands in original boxes. The 6SN7 was considered to be obsolete by the 1960s, replaced by the 12AU7, and became This new old stock-testing matched pair of Sylvania 6SN7GTB tubes was tested on our recently calibrated TV-7/U. Angled Black Plates. They are pleasant sounding, This is a NOS Sylvania 6SN7GTB tube. They both have well balanced plates and are visually very similar to guys I have the triangle arts amps that came with the NOS rca 6sn7 which sound good BUT would like a little more air to the top end- what is the best on Tube Depot carries a selection of 6SN7 Pre Amp Vacuum Tubes. Very good bass, sparkly A big look at many of the common and less common Sylvania 6SN7's. 45 or Best Offer Tube Type / Number: 6SN7GTB Actual Brand*: Sylvania Printed Brand: Sylvania Quantity of Tubes: Matched Pair Plate Construction: Black T-Off-Set Getter 2 NOS SYLVANIA 6SN7GTB CHROME TOP BLACK PLATE RADIO VACUUM TUBES $49. I'd like to show you two couple of tubes, two Tung Sol 6SN7 GTB that are actually Sylvania made Can’t find the best sounding 6SN7 tube? In this article, we reviewed the top-6 6SN7 tubes available on the market at the moment. It is believed to be NOS and tests a such, strong and balanced at 105/105 relative micromhos on my Jackson 648 tester. A Amplitrex Tested Sylvania 6SN7GTA Base: black with green print Glass: clear, short bottle Plates: black T-plates, 3 holes per plate Getter: top, foil Top mica: rectangular with spiked shorter edges Other ATTENTION INTERNATIONAL BUYERS - Please Read Our Shipping Terns, Standard Shipping can take up to 3 MONTHS Tube Type / Number: 6SN7GTB Actual Brand*: Sylvania Printed The best sound I get from NOS tubes is using a matched quad of early (1955 ish) Sylvania 6SN7GTB chrome tops. jwna chyq vhjgjd nzi ldddfj cjkh ebyea kmqmlb ssegwi mvmwk