6sn7gt vs 6sn7gtb. 95 (26% price drop) $39.

6sn7gt vs 6sn7gtb RCA grey glass are generally fine though a touch laid back. They have 1960 date codes. 6SN7GTB, GE CANADA MANUFACTURED, MARCONI RADIOTRON, MATCHED PAIR, RED BASE PRINT, 1959 PRODUCTION. So from what I have read is that I can’t replace it with a 6SN7GT because of the lower plate voltage. Free shipping on many items | Browse your favorite brands | affordable prices. Get the best deals on Sylvania 6sn7gt when you shop the largest online selection at eBay. Copy Comment URL; Report Comment 6SN7GT Author: Tung-Sol Subject: JA-FP-2005-11-06 Created Date: 11/6/2005 11:17:35 AM I also have an early '50s RCA 6SN7GTB, but it doesn't quite have the midrange magic of the VT-231. Comparing the sound ECC33 Mulard NOS, with 6SN7GTB of Tung-Sol , new production. $39. 8 out of 5 stars 36 ratings. 2 star. 95 6SN7GT, 6SN7WGT, 6SN7GTA, 6SN7WGTA 6SN7GTB 1950s Sylvania Commercial and Military Green Label “Chrome Dome” or “Silver Top”, first top getter on the list, non-fatiguing, smooth, with good detail resolution, bandwidth and speed. Tested on a Jackson model 648-1. Post #6 of 29 thomaskong78 100+ Head-Fier. 95. 6SN7GTB Raytheon, blackplate clearglass with yellow label. Brand New · SYLVANIA. Regular price SYLVANIA 6SN7GTB 6SN7GT TIGHT BALANCE BLACK PLATE COIN BASE HALO GETTER TEST NOS VINTAGE 1970'S. Dave C Super Member. " [/size] And then of 6SN7GTB vs ECC32=CV181 Circuit Application Comparison:----- (results of 2 sample 6SN7GTB Sylvania and ECC32=CV181 Mullard tested * 6SN7GT has higher transconductance (Gm), lower (Mu) and lower plate resistance (Rp) than a ECC32=CV181. This is a single Sylvania 6SN7GT, produced in September (Week “39) of 1952. | Browse our daily deals for even more savings! | Free shipping on many items! Sylvania 6SN7GTB, tall, coin base, black plates, match pr, 6SN7GT. I have an eye on some Raytheon 6SN7GTB which I heard were also supposed to be decent. C $69. soundmotor super modified. GE Canada 6SN7GT. Posted on September 1, 2012 by tubemaze (39 votes, average: 3. item 22 RCA 6SN7GT VACUUM TUBE / ELECTRON TUBE RCA 6SN7GT VACUUM TUBE / ELECTRON TUBE. References: Data-sheet, 1040 & 1043. I have used the A & B in place of the GT's and have not found any noticeable difference. All of our tubes are U. It ships in a new white box with test results for both current draw (mA) and transconductance (Gm) for each triode section. 3GHz dual-core i5 8g RAM 1. 2016-02-28 5:49 pm #13 2016-02-28 5:49 pm #13 The sound of a tube is a debatable topic, as well as if the added "delicacy" really worth 350$ (and more) for a small signal dual triode. Reissue of Tung-Sol 6SN7GTB? Margules I-240 Integrated Amplifier. com/Link to the Kit Amps: https://valvesnmore Tube Type / Number: 6SN7GT Actual Brand*: Raytheon Printed Brand: Zenith & Raytheon Quantity of Tubes: Matched Pair Plate Construction: Black Flat-Aligned Getter Construction: Bottom [] Country of Manufacture: USA Visible Date Codes: 280/9-35/P & 280/3-04 Lettering Condition: 90 Pe SYLVANIA 6SN7GTB VT-231 6SN7GT TOP FOIL GETTER BLACK T PLATE CHROME DOME NOS+ NIB MINTY VINTAGE 1957. 00. Matched pairs $85. Pre-amp tubes 6SN7GT = 6SN7GTA = 6SN7GTB = ECC32 Dual Triode GE 6SN7GTb. com: "The general consensus is that GE Canada 6SN7GT Vacuum Tubes $75. - RCA RCA 6SN7GT VT-231 6SN7GTB 1ST VERSION PERFECT BALANCE BLACK PLATE BOTTOM D GETTER TEST NOS++ MINTY VINTAGE 1942. 4 This 1951 Sylvania 6SN7GT tube has ladder-style black plates with copper grid posts and bottom D getters with lots of flashing. There is also the 6SN7GTA and 6SN6GTB which will work fine for you. 22 $ 56. The Psvane Classic Series is focused on the reproduction of popular vacuum tubes found in classic audio equipment. My Ken-Rad and Sylvania are also very good. Ken-Rads were recommended, but seem to go for around $200 for a strong matched pair which is about twice as much as I'd want to spend for a couple tubes. 95, now $11. 95 (23% price drop) RCA / Hammond 6SN7GTB Vintage Black Plate Preamp Vacuum Tube Tested USA. 56% price drop. The Psvane 6SN7GT works great in any 6SN7 position. 00 In Stock! NOS Tubes Precision Tested and Ready to Ship! Vacuum Tubes #1 ONLINE Source for all NOS Vacuum Tubes. Two CBS/Hytron 6ns7gt 13, Three Sylvania brown base 6sn7gtw I will do second sets of shootout after delivery of Melz metal base which I ordered 3 weeks ago. My personal favorite combo on the DV is Tung-Sol 7236 + Tung-Sol 6SN7GTB (or more recently I’ve really been enjoying my Hytron JAN-CHY-6SN7GT). Ken-Rad 6SN7GT/VT-231 Clear Glass. 0 out of 5 stars. Parts arrived on time, now installed and working fine. 95, now $39. SKU: 3-1790 Category: 6SN7GT = 6SN7GTA = 6SN7GTB = ECC32 Dual Triode Tag: Pre The Psvane 6SN7GT is a high quality, medium gain, dual triode with an octal base. 16. The tall bottle is a Uniline. 4 out of 5 stars. 7 4. The Psvane 6SN7GT is an excellent preamp tube with a classic look and sound. Sep 29, 2017 #5 Title: 6SN7GTB 6SN7GTA 12SN7GTA Author: General Electric Subject: JA-FP-2000-12-26 Created Date: 12/26/2000 8:40:34 PM 6SN7GTB  General Electric/USA  NOS / NIB   NOTE: unfortunately only single pieces left with different print marking and different 6SN7GTB  General Electric/USA  NOS / NIB   NOTE: unfortunately only single pieces left with different print marking and different These are three different 6SN7 Tubes all testing strong between 92% - 98% (6% match) no shorts no leaks. The construction uses a glass pinch and the two separate electrode structures are visible through the envelope. These tubes sound great, they stay quiet and These 1960's RCA 6SN7GT / 6SN7GTB are great sounding tubes. geoffkait. RCA 5692. RCA 6SN7GTB VT-231 6SN7GT D GETTER BLACK LADDER PLATE TEST NOS VINTAGE 1963. Used – Excellent. I quote this from tubeseller. Sovtek 6SN7GT. This new old stock-testing matched pair of Sylvania 6SN7GT tubes was tested on our recently calibrated TV-7/U. CBS-Hytron 6sn7GT Black T-Plates D-getter. Brown and red base 5692 i find a little too lush and RCA 6SN7GT VT-231 6SN7GTB 1ST VERSION PERFECT BALANCE BLACK PLATE BOTTOM D GETTER TEST NOS++ MINTY VINTAGE 1942. Hytron (CBS) 6SN7 tall bottle black T-plates Ken Rad VT-231 RCA VT-231 grey glass National Union black glass GE 6SN7GTA--under appreciated tube still relatively cheap. Are they simply 6SN7GTB* - Same as GTA, but with faster tube heat-up (11 seconds only). So before I knew that I inquired about this tube : 6SN7GT - VT-231 JAN Sylvania. 99 (28% savings) $34. This is a suitable replacement for any 6SN7GTA or 6SN7GTB (full base) tube type. 3 star. These were tested on my Dan Nelson calibrated TV-7B. Definitely softer, more rounded, duller. 1952 Sylvania 6BC7 Vintage 1950s Black Plate D Getter Tube! T434. Read our reviews. Sollte ein Problem existieren bitte ich um direkte Rücksprache 📨 Probleme mit einem Datenblatt klären; Datenblatt 6SN7 RCA. ah_yung1d. Set up a double-blind test and I doubt I could differentiate the 6F8G from its little brother, the 6SN7GT. Go. 4. Upgrades 6N8. Do check dimension clearance to make sure the different glass bulb shape can fit into your amp space! Happy tube rolling! 6SN7SE Globe Tube A big look at many of the common and less common Sylvania 6SN7's. RCA 6SN7GT / GTB Late 1950's and 1960's USA The common features of the tubes in this group are : Clear Glass, Staggered Black Plates and D-Getters. I believe these are all used tubes , they tested very strong on my tester and are in EXCELLENT 6SN7GT / G: This is the original version of this tube. First off was the GE Canada 6SN7GT: pdf Bold designators are close or identical, Italic designators are different ratings, different pinouts or different filament voltages. Sylvania 6sn7gt/Black Plates/Maxi Matcher Tested/matched triodes 60s. Haven't heard the '60s vintage RCAs. For reference, here is a picture of a real Bad Boy (left) vs. AYON AUDIO SPHERIS PHONO TUBE BEST OF SHOW! 8 YEARS! Black Ice Audio F100. Used – Fair. RCA 6SN7GTA 6SN7GT TIGHT BALANCE BLACK PLATE SIDE D GETTER TEST NOS++ MINTY VINTAGE 1955. Precision state-of-the-art matching for pairs, quads etc for all tubes. “Quiet and musical, the best of the non-military tubes†Tung Sol 6SN7GTB dual triode preamp tube. The tube is marked 6SN7GTB on the base and 6SN7GT on the glass. Eligible for Return, Refund or ga('ec:addImpression', { 'name': '6SN7GT TAD Premium Selected', 'id': 'RT980', 'price': '39. Radio tubes are valves. 6SN7GT vs 12au7. com/products/tung-sol-6sn7gt-new-production-prea GTA and GTB have the same ratings except for in series heater situations, GTB has controlled warm up for series heater strings. Now I have read that the 5692 tube is the premium version of the 6SN7 tube. GE 6SN7GTB with side getter is another good tube for a decent price. The 'GTA' version is guaranteed pre 1954 6SN7 is a dual triode vacuum tube with an eight-pin octal base. Use in in your old Ampeg or hi-fi amp and you're Title: 6SN7GTB Author: Tung-Sol Subject: FP-2004-06-13 Created Date: 6/13/2004 9:47:57 PM The GE 6SN7s are nice sleeper 6SN7s - still affordable and good sounding. MATCHED PAIRS: New Old Stock The original 6SN7GT had a maximum plate voltage of 300V and maximum dissipation of 2. I collected this morning a new pair of matched (or so the seller said) of NOS General Electric 6SN7GTB tubes. Originally $39. $195. After World War II the tube got uprated to the 6SN7GTA with an increase of the maximum plate voltage to 450V and 5W plate dissipation (limited to 7. The MFA Luminescence comes standard equipped with 5692's. 6SN7GTB General Electric '60s New Old Stock Electron Tube For Audio One Of The Best Sounding Tubes Ever Made. Subscriber. Made in Russia. Tung-Sol 6SN7GTB Tube: https://tubedepot. Extremely dynamic (far more so than the Sylvania VT-231, but not quite Tube Type / Number: 6SN7GT Actual Brand*: Ken-Rad Printed Brand: Ken-Rad Quantity of Tubes: Single Plate Construction: Black Flat-Off-Set Getter Construction: Bottom D Foil Country of Manufacture: USA Visible Date Codes: Y2 Lettering Condition: 90 Percent Year Made: Number of Mica Spacers: 2 Mica Shape: Razor I This one? [size=medium] "6SN7WGT/A, Early type, brownbase, JAN Sylvania Military grade, black triangular plates [/size] [size=medium] These are early brownbase types, with either the dark brown or marbled brown micanol bases, all Sylvania labels. 92. It was the nicest 6sn7 tube he had. Another tube that is very close in sound to these is the Syvania CHS/6SN7GT/VT-231 bottom getter from the It was a commonly used tube from the early 1940's into the late 1950's. 99. They are all compatible. 58 sold. I had two of these and they finished 1 & 2. Amperex 12AU7 ECC82 • 1970 • MATCHED & BALANCED Gm & mA Pair (within 4%)• Strong NOS • Orange Globe • Philips, Heerlen ΔOB2 MATCHED CODES • Amplitrex AT-1000 Digitally Tested • Quite Very Low Noise • A-14-15. 6/7. leslotus (12,199) 100%. Octal, IO) K8A, USA 1935 and Universal shown. 08 out of 5) Loading No reviews found on the web. Large Just found them and edited my prior post, they seem like a keeper and not the same as the pair of tall TungSol 6SN7GTB I'm comparing. mullard magic: for all your vintage valve and radio needs! home › 6sn7gtb, ge canada manufactured, marconi radiotron, matched pair, red base print, 1959 production. 1963 General Electric 6AU8A Vintage 1960s GE Gray Plate D Getter Tube! T448. I also own a pair of ITT branded Hitachi made 6SN7 GTB that sound very detailed and sound smooth but sweetness it's not their higher effort, but they're very good in their own way. The Tung-Sol 6SN7GTB twin triode is celebrated for its classic, smooth tone, making it an excellent choice for audiophiles and musicians alike. 5%) pair of JAN Ken-Rad 6SN7GT VT231 with black glass and a bottom getter. A recent customer comment: That went smoothly. 4', 'brand': 'Tube Amp Doctor GmbH', 'category 6sn7gtb tungsol Super linearity, low noise, and full performance ratings make this one of the best 6SN7 tubes ever made. Used RCA 6SN7GT Vacuum tubes for sale on 400+ second hand hifi sites & shops. Original Packaging: Preserving its authenticity, this Arcturus tube is housed in its original box, adding to its collector's appeal. Bottom D Getter: Featuring a bottom D Getter, also reminiscent of the renowned RCA 6SN7GTB. RAYTHEON JAPAN 6SN7GTB 6SN7GT TIGHT BALANCE GRAY PLATE HALO GETTER TEST NOS+ MINTY VINTAGE 1970'S. medium amplification] double-triode tube. It runs on a heater current of 0. Two CBS/Hytron 6ns7gt 13, Three Sylvania brown base 6sn7gtw Last edited: May 13, 2020. . I'd not seen these anywhere else, and there are some differences between the various revisions, so I made some nice scans and posted them. SKU: 3-1890 Category: 6SN7GT = 6SN7GTA = 6SN7GTB = ECC32 Dual Triode Tag: Pre-Amp Brands: The winner of my shoot-out, to my surprise, was the early 1960s Westinghouse tall 6SN7GTB with copper rods & yellow lettering. Beautiful open, natural sound. Only 1 left in stock - order soon. 2%) Pair NOS 6SN7 6SN7GT. TimB, jonwoody and luckyno13 like this. Downside: somewhat hissier. 5W per plate. $ 119. I conducted a comparison of about 20 6SN7s and the surprise winner to my ears in terms of maximizing the open, natural sound of my speakers were Westinghouse 6SN7GTB tall copper rod. The Sylvania in my system is extremely bass heavy, I is very forward in the low registers and can be overwhelming, the Mid's and Highs are noticeably cleaner that the New Valves and is much more attractive to my ear. Let us know what you're looking for and we'll take a look to see if we have it. 50 In Stock! NOS Tubes Precision Tested and Ready to Ship! Vacuum Tubes #1 ONLINE Source for all NOS Vacuum Tubes. Link to my online store: https://valvesnmore. These are the 3 Hole Bad Boys that everyone is talking about! These are the ones with the short bottle that sound Brown base 6SN7GT Tube with silky clear top end and rich mid-range. SYLVANIA 6SN7GT VT-231 2 HOLE BAD BOY FOIL PAN GETTER BLACK PLATE TEST NOS VINTAGE 1949. NOS Balanced 1952 RCA JAN 6SN7GT Tube Smoked Glass - CalibratedTV7 Tested. 12 out of 5) Loading “Great Bass, drive, sweet midrange, good bandwidth” Read “the best bass performance of any tube I have yet tried” Read. Originally $24. PR Sylvania 6SN7GT Long Black Plates, Pr RCA 6SN7GTB Long Black Plates, Test Strong/Balance, USA, EX US Audio Mart $145 86% Sep 13, 2021 Saigon Audio Here is an article to show how I designed my 6SN7 preamp with CCS based on DN2540N5 or IXCP10M45S D-MOS transistors. New production & NOS pre amp tubes from Tung-Sol, Electro-Harmonix, Sovtek, Hytron & more! 1) Vintage GE 6SN7GTB Black Plate Tube NOS - New in Box - PRICED INDIVIDUALLY - PV Electronics Shop Inspected and Tested - Excellent Working Condition Used – Excellent $22 Get the best deals on Ken Rad 6sn7gt when you shop the largest online selection at eBay. Share May 17, 2020 at 3:09 PM. SKU: 42085 Category: 6SN7GT = 6SN7GTA = 6SN7GTB = ECC32 Dual Triode Tag: Pre-Amp Brands: Rogers. The For sale is one RCA 6SN7GT with clear glass, black plates and rectangular getter. My motivation was the video posted by TYCO, he did a NEW - OLD Tung SOL caparison and I'm finding the exact same results with my headphones, the mids seem to be just a slight more forward with some extended clarity which I also have Sylvania Black Base Green Text 6SN7GTB and Ken Rad VT231 Black Glass. $40. Opens in a new window or tab. The General Electric 6SN7GTB I also have (shown on pictures) are really good but the Tung-Sol from the 1960's are the real thing, they are amazing. First, the Marconi and the Sylvania bad boys had very similar design and looked nearly identical except for the short base on the Marconi and the D getter, vs the plate getter on the Sylvania. I'd like to show you two couple of tubes, two Tung Sol 6SN7 GTB that are actually Sylvania made (I think from the 1960's) and a pair of Sylvania made JAN Philips 6SN7 GTA (I think from the 1970's or even the 1980's), I'm interested as usual in your opinons. Andy Bowman at VTS has been a reliable source for quality 6SN7s. Permalink. 95 (21% price drop) $49. The holographic and deep soundstage of this Tung-Sol 6SN7GTB draws the attention of hi-fi audiophiles and audio aficionados alike. Please see the substitutes at the top of the page for more details Tung-Sol 6SN7GTB . Super linearity, low noise, and full performance ratings make this one of the best 6SN7 tubes ever made. Tubes measured: Tube One: 74 / 72 (Sylvania & logo stenciled on base with code 313; can faintly see the polygon with 6SN7GT RCA 6SN7GTB radio tube,6SN7,6SN7GT,closely matched sections!,twin triode,amp. The later GTA and GTB versions of 6SN7 are exactly the same as GT, but with higher ratings for plate voltage and dissipation (this means they’re more robust). Use in in your old Ampeg or hi-fi amp and you're Hi all, What is the deal with 5692 tubes vs standard 6SN7 tubes? My preamp specifies the use of 5692 tubes, but for some reason they have 6SN7GTB's in them. $6. 50 off. New Gain Tested Tung-Sol Reissue 6SN7GTB Vacuum Tube 6SN7 6SN7GT : Amazon. Jan 21, 2009 #1 Anybody have any feelings about the 6SN7 variants verse the 12AU7 tubes for preamp use? I have a schematic to build a blue velvet preamp. Sylvania 6SN7W—- I saved the best for last IMO. Buy It Now. Legendary tube with the red base. russian NOS '6SN7GT' designation on the tube is 6H8C or 6N8S, equivalent to chinese 6N8P view ts-6sn7gt datasheet for position ‘1 w '—‘l button viev 9. With black plates and made in the 60's these are sure to liven up any gear that uses the 6SN7 tube. Free shipping. Maybe not the best in the world but no slouches. Ken-Rad 6SN7GT Black Glass. Both tubes test as new with balanced sections and low noise. Originally $13. 40 shipping. $157. The 6SN7 is basically two 6J5 triodes in one envelope. The sound of classic American tubes vs new Russian manufacture. 21% price drop. Buy It Now +C $20. 1960s Sylvania 6AN8 Vintage Made In USA Gray Plate Halo Getter Tube! T449. 87 shipping. I should According to the datasheets at Frank's Electron tube Pages for the 6SN7, 6SN7GT, and 6SN7GTA and GTB, the 6SN7 and GT have a max plate voltage of 300V, while I am confused by the broad number of GSN7 tube types available, in particular the difference between N. In the Title: 6SN7GTB 6SN7GTA 12SN7GTA Author: General Electric Subject: JA-FP-2000-12-26 Created Date: 12/26/2000 8:40:34 PM I've never heard a CV181-Z (or CV181), what amp are you using it in? I know it's not a direct replacement for the 6SN7GT but some have said their 6SN7GT amp accepts it. Posted on November 5, 2012 by tubemaze (25 votes, average: 4. 129. The 6SN7GT type is essentially two 6J5-type single-triodes within a single A 1955 6SN7GTB is good, but how do you know what year as most selling the tubes do not state the year of manufacture. There are a ton of variations on construction for all of these and on It differentiates it from a metal 6SN7 which should also work fine. Sylvania VT-231/ Sylvania 6sn7GT bottom getter 7. Not a 6SN7GTA or 6SN7GTB. Sonically these tubes are silky sweet with an airy high end and a stc footscray black glass fat brown base cv1988 military 6sn7gt 1950's manufacture. Originally $34. I'm going to use them with a Yaqin SD-CD3 "tube buffer" that I'll be receiving tomorrow linked to an Oppo BDP-93 which I mainly use for SACD, CD and HiRes Flac playing. How would you describe the sound compared to your 6SN7GTB? I replaced 12AU7's with Tungsol 6SN7GTB's and results were similar, extended and laid back sound that has I am new to tubes and have a question. Less essy too. _ —> intermediate shell 33% a pin ocyal cuss nula "" the 6sn7gtb isamediuvfmu triode intended for use as a 00mbtned vertical oscillator and vertical deflectidn amplifier in 600 mai series heater operated television receiversi thermal characteristics of the heater are Five Tungsol 6sn7gtb 12. SYLVANIA 6SN7GTB 6SN7GT TIGHT BALANCE BLACK PLATE COIN BASE HALO GETTER TEST NOS VINTAGE 1970'S. $49. They were not listed as NOS on eB*y but they sure look NOS. Pre-amp tubes 6SN7GT = 6SN7GTA = 6SN7GTB = ECC32 Dual Triode GE Canada 6SN7GT. $56. 50 off) $190 Original price. Rating: 0 % of 100. Share this post: This entry was posted in 6sn7/ECC32 by tubemaze. Brand New. All Messages By This Member #12075 SYLVANIA 6SN7GTB VT-231 6SN7GT TOP FOIL GETTER BLACK T PLATE CHROME DOME NOS+ NIB MINTY VINTAGE 1957. Share: Matching . Currently running GE 6SN7GTB on the right side and PSVane Treasure CV-181 T MKII (replaced RCA 6SN7GTB recently) on the left side. On Sale. 95 Original price. Feb 10, 2023 but I have quite a few tubes in their original RCA boxes labeled 6SN7GTB and are only identified as "RCA Radiotron Electron Tubes" and have two letter Responses to questions like this tend to be of limited value because, even when comparing two identical tubes, the amps, operating points, speakers, rooms, music, etc, etc, are totally different. 5W to 5W and 6SN7GTB (1954) which was an updated GTA with controlled heater warm up for use in equipment with 600mA heaters such as the 6SN7W, 6SN7A and 6SN7WGT, which were military designated tubes with stronger vibration resistance and All our listed 6SN7 tubes (no matter what suffix it has) can electronically replace 6SN7GT, 6SN7GTA, and 6SN7GTB. The difference between GT and The 6SN7GT is an octal base medium-mu (20) [i. $5. 59 $112. This tube’s dual-triode design provides balanced gain and rich harmonic content, perfect for preamp 6SN7GT, 6SN7WGT, 6SN7GTA, 6SN7WGTA 6SN7GTB 1950s Sylvania Commercial and Military Green Label “Chrome Dome” or “Silver Top”, first top getter on the list, non-fatiguing, smooth, with good detail resolution, bandwidth and speed. MATCHED PAIRS $85 1 pair 6SN7GT Sylvania black STAGGERED Plates, green label, medium glass envelope 6SN7GT 6SN7GTA 6SN7GTB The A & B models have a higher plate dissipation, something like the 6BX7 you referred to, but not quite as high as they are. 6A (@ 6. made GE, Sylvania and many other brands in original boxes. Very pleasing tonal characteristic giving live to music. 5 star. Or fastest delivery Sun, Nov 17 . If your amp is designed around this tube, you MAY NOT be able to substitute in other 6SN7 versions due to the higher ratings for this tube – I'm discovering this is all very system dependant as well as personal preferance, this subject is also full of pretentious thought based on rarity, value, geography, good and bad Tung-Sol Reissue 6SN7 vs EH 6SN7 - Differences I ordered a matched pair of the new Tung-Sol 6SN7GTB tubes being made in Russia for my Supratek Chenin preamp and Is safe to use GTB to subistitute a 6sn7 in ampli? Yes it is safe. The JAN tubes were built to military specs and have ultra low microphonics and extended heater life. Add to Cart. Get the best deal for Sylvania 6sn7gt from the largest online selection at eBay. 95 (21% price drop) $24. The sound signature is on par with 5692 types. I do have a pair of RCA 6sn7GT tubes to play with. Email Password Confirm Password '42 and '43 Ken-Rad 6SN7GT VT-231s, '52 3-hole green label Sylvania 6SN7GT, RCA grey glass VT-231. I used them exclusively with my Eico HF-60 monoblocks since the previous owner said they were the best tube he heard for that -specific- New Gain Tested Tung-Sol Reissue 6SN7GTB Vacuum Tube 6SN7 6SN7GT. pro/1v66SN7GTB - Tung SolMain Features:- Tung Sol 6SN7GTB dual triode preamp tube- Made in Russia- Super linearity, low noise, For the gain stage, I compared the Marconi 6SN7GTB and 1965 Foton 6H8C (6SN7GTB equivalent)with plate getter, with my Sylvania 1952 JAN 6SN7GT three rivet bad boys. Apr 19, 2016 #3 I'm partial to RCA, but the GE 6SN7GTB is also quite nice (and seems to be available on That Auction Site relatively cheaply). When designing the Sylvania 6SN7GTB Chrome Dome / Top Black Plates, Well Matched (9. geode F4 Phantom Seat Jockey. $29. (Still great tubes, but lack the bass of the Bad Boy types. When you find a repackaged CBS Hytron tube, you will most commonly find 6SN7GT and 6SL7GT. Here I will continue to develop the schematic. I tried a CBS/Hytron 5692 and found it so-so: it's exciting, but ultimately fatiguing. The yellow print on the base has the Realistic logo. Other western 6SN7 tube equivalent or substitution part numbers are 6SN7GT, 6SN7GTA, 6SN7GTB, CV181 and VT231. The 6BX7 may be an interesting tube to try and drive something like a 572 with. Posted on September 28, 2012 by tubemaze (12 votes, average: 3. . Black Flat Ladder Plates: The Arcturus 6SN7GTB has black flat ladder plates, reminiscent of the renowned RCA 6SN7GTB. The 6SN7GT is a British made glass tubular version of this much loved double triode valve from the 1940's. Rare and great sounding 6SN7 variants. Are ONLY a 6SN7GT tube type. 92 $ 229. Our current stock is all from the same era and are the same as the JAN CHS Sylvania VT231 / 6SN7GT from 1945. 1960's Arcturus 6SN7GTB 1960's - Flat Black Ribbed Plates Preamp Tube (6. C $106. Tube tests as new with low noise. In Reply to: Sylvania 6SN7GTB vs 6SN7GT posted by The Gooch on May 21, 2003 at 18:49:11: I came across a huge stash of the Sylvania GTB with green lettering and promptly built a new preamp and buffered sub output with them, and am very pleased. The GTA is a slightly revised 6SN7 to If I was to dare a comparison, I would say they sound like a combination of a RCA VT-231 and a Raytheon 6SN7WGT (flat-plates): Warm, exiting, vigorous and eager and with I'd like to show you two couple of tubes, two Tung Sol 6SN7 GTB that are actually Sylvania made (I think from the 1960's) and a pair of Sylvania made JAN Philips 6SN7 GTA (I It is difficult to mention one universally good 6SN7GT, since one usually gets the best result by combining different ones for the driver and for the out-put's. Hence, the Sylvania The tall bottle Sylvania 6Sn7GTB is a better sounding tube than the short (standard) bottle version. Typical price: $112. 1960 RCA 6SN7GTB ECC33 6SN7 Tubes, Matched Pair, NOS TestingThese tubes have black ladder plates and D getters. EH 6sn7 5. Thread starter geode; Start date Feb 10, 2023; 1; 2; Next. com and complete this step. Next Last. My amp uses one new Tung-sol 6sn7GTB in the input and I like replace with a NOS tube. 6mm max Pin arrangement Electrode -to - lead connection diagram Dimensions 6SN7GTB Tung-Sol I own a pair of Toshiba 6SN7 GTB that sound incredibly warm and sweet. The Psvane Classic Series is focused on the reproduction of popular vacuum tubes found in classic audio equip These Sylvania 6SN7GT are all from the mid-1940's and are some of the best of Sylvania's production. Originally $25, now $19 (24% price drop) $25 Original price. 95 (21% price drop) This matched pair of new The CBS Hytron (EIA) code number is “210”. or Best Offer. ) However, military tubes marked JAN-CHS-6SN7GT CAN be real Bad Boys. The last upgrade to the 6SN7GTB only changed the heater. 11-28-2016 at 03:08pm . 6SN7WGT and 6SN7GT(A/B)tubes. 9mA) Each of which is the electronic equivalent of one half a 6SN7. Sylvania 6sn7GTB yellow or red lable (latter production---the earlier green label GTB's are RCA black plate bottom D getter 6SN7GTB Lot of 10 strong 6Sn7GT preamp tubes. ca: Musical Instruments, Stage & Studio ga('set', '&cu', 'EUR'); ga('ec:addImpression', { 'name': '6SL7GT TAD Premium Selection', 'id': 'RT-6SL7', 'price': '42. Sylvania 6sn7WGT brown base 9. With black plates and made in the 60's these are sure to liven up any I was digging though some docs tonight, and came across these Tung-Sol datasheets for 6SN7GT, 6SN7GTA and 6SN7GTB. 9%) Pair NOS 6SN7 6SN7GT. RCA 5692 redbase 8. 3) RCA gray glass 6sn7gt 4) tung sol clear glass 6sn7 5) Raytheon 6sn7/vt-229 For output tubes: 1) sylvania 6sn7gt/ gta 2) dumont labs 6sn7gt/gta 3) RCA 6sn7 clear glass 4) hytron 6sn7gt tall bottles 5) GE 6sn7gta Hope this helps. you know what you’re looking for. The shorter one on the left is an older tube I believe. re: 12bh7 vs 6sn7gtb Posted by tube wrangler (M ) on September 2, 2021 at 22:05:51 In Reply to: RE: 12BH7 vs 6SN7GTB posted by Tre' on September 2, 2021 at 17:42:28: 6SN7GTB RCA blackplate RARE 1950s short bottle, side getter, silver label. 99 In Stock! NOS Tubes Precision Tested and Ready to Ship! Vacuum Tubes #1 ONLINE Source for all NOS Vacuum Tubes. More Information. The 6SN7 was originally released Thank you for watching and all of your support. RCA 6SN7GTB #7. Here is an example: In this example, you see three 6SN7GT manufactured by CBS Purchase Sovtek 6SN7GT preamp vacuum tubes online, in stock and ready to ship! Find reviews, data sheets and specs to upgrade your tube amplifier. In addition to the 6SN7GT you will see later variants labeled as 6SN7GTA (1950) which updated the anode dissipation from 2. 5', 'brand': 'Tube Amp Doctor GmbH', 'list': 'Also viewed articles Tube Depot carries a selection of 6SN7 Pre Amp Vacuum Tubes. Originally $78, now $62. 14-Day Return Policy. It may be found in all three sizes of glass envelope. Which one is it really? New Gain Tested Tung-Sol Reissue 6SN7GTB Vacuum Tube 6SN7 6SN7GT : Amazon. Brand: Tung-Sol. 11. Originally $100, now $65 ($35 off) $100 Original price. Available at a lower price from other sellers that may not offer free Prime shipping. 40 (20% off) $78 Original 10. Used – Mint. Posted on November 5, 2012 by New Gain Matched Pair (2) Tung-Sol Reissue 6SN7GTB Vacuum Tubes 6SN7 6SN7GT . Used – Very Good. com/products/tung-sol-6sn7gt-new-production-prea The Psvane 6SN7GT is a high quality, medium gain, dual triode with an octal base. Sponsored. 13d2, 6sn7gt, 6sn7gta, 6sn7gtb, 6sn7wgta Warning: Substitutes are given as a guide only - please refer to original manufacturers data sheets to ensure that a substitute is safe and appropriate for your application. LINLAI E-6SN7 1 pair Hi-Fi Free Matched Pairing Vacuum Valve Tubes Double Triode for Home Audio Amplifier. SKU: 3-1728 Category: 6SN7GT = 6SN7GTA = 6SN7GTB = ECC32 Dual Triode Tag: Pre-Amp Brands: RCA 6SN7GTB radio tube,6SN7,6SN7GT,closely matched sections!,twin triode,amp. The Psvane 6SN7GT is a high quality, medium gain, dual triode with an octal base. stc footscray black glass fat brown base cv1988 military 6sn7gt 1950's manufacture. 59 Typical price: $112. 28% savings. 50 ($66. The other Holy Grail of the 6SN7 family is the TungSol 6SN7GT round plate, bottom getter(not the mouse ear)from the 40's. Title: 6SN7GTB 6SN7GTA 12SN7GTA Author: General Electric Subject: JA-FP-2000-12-26 Created Date: 12/26/2000 8:40:34 PM Tung Sol 6SN7 GTB reissues are good, i prefer Good old Sylvania 6SN7GT with T plates, but they hardly comes new or cheap Last edited: Apr 19, 2016. 6SN7GTB: pdf Bold designators are close or identical, Italic designators are different ratings, different pinouts or different filament voltages. Everything the Sylvania has with a slightly deeper sound stage. Search this page . Can you hear the difference between 60 year-old American made Tung-Sol tubes and 1 year-old 6SN7GTB TUNG-SOL. Though without the strictures of the scientific method, my bias influences me to think the 6F8G is a little better overall, sounding bigger and more refined than the 6SN7GTbut maybe not. The 1960s GE 6SN7GTB tubes in this precisely matched pair have side O getters and gray plates with copper posts. 59. The CV181-T/2 Psvane Reference MarkII T-series  get shipped as factory matched pair. You are so right on the description of RT 6SN7GT (50's flat plate, the 40's has T-plate), nevertheless, they sound very good on its own for the price. Originally $49. 8 4. Add to cart-Remove. I would probably recommend getting the TS 7236 and then rolling 6SN7 tubes until you find one that you really like. Large Image: 6SN7GTB Tung-Sol specifications (PDF) My receiver uses a 6SN7GT made by Sovtek that I purchased from Antique Electronic Supply. 0 Reviews. Price Drop. 50. O. 20% off. It has all the sparkle and depth you want without the high price of NOS. ca: Musical Instruments, Stage & Studio The 6SN7GTB is the low noise version of the 6SN7, 6SN7GTA, and 6SN7GT. SYLVANIA 6SN7GTB VT-231 6SN7GT TOP FOIL GETTER BLACK T PLATE CHROME DOME NOS+ NIB MINTY VINTAGE 1957. The results are as follows;. The 6SN7GT double triode valve is electrically equal to a pair of the 6J5 triodes in a single envelope. RCA VT-231 For comparison, my least favorites: 1. The tended to be a bit warmish, with softer rounded transients and a bit weak on articulaion in the low bass - but they had rich midrange tonality. These are the famous military JAN tubes, as sweet as the VT-231 types, but with brown bases. 0. These edged out several variations of Sylvania chrome domes, Ken Rad, Sylvania VT-231, RCA, Tung Sol (but not the ones which are highly sought after). Originally $190, now $123. $99. A big look at many of the common and less common Sylvania 6SN7's. Midlard ECC33 (1940s), ECC33 (1950s), 6SN7GT (1960s) Special versions of the 12SN7GT were made for low-plate- voltage operation in battery and aircraft radios. Yes there are many 6sn7 tubes to try. We have quite a few of the GTB variants. thomaskong, May 13, 2020 #31. The new Tung-Sol 6SN7GTB is a favorite among classic Hi-Fi enthusiasts. The GE '60s-'70s 6SN7GTB is widely considered by guitar players and audiophiles to be one of the best examples of this tube type ever made. $22. They are on a ''gadget'' I'm not even supposed to use, a Yaqin SD-CD3 tube buffer, and the combination of these tubes and the Yaqin tube buffer with my now ancient Oppo BDP-93 sounds RADICALLY Rogers 6SN7GT Vacuum Tubes $119. $66. The Russkie offers a huge increase in dynamics vs. 5 8 4 m m m a x Ø29. In Russia and China Vintage European and US 6SN7GT, ECC32, 5692, and VT-231 tubes in stock now, fully tested and guaranteed. Re: Sylvania 6SN7GTB vs 6SN7GT 65. 40 The Psvane 6SN7GT is a high quality, medium gain, dual triode with an octal base. I used to know all the varietal details but that was 2010. $24. 22. $7. Details; Discussions; Posts; This discussion; 23,365 posts. $11. GE 6SN7GTb. New Listing Lot Of 4 Sylvania Tubes 6sn7 6SN7gt Jan 6sn7gtb TV7B/U Tested Strong (4) $89. com. Sovtec 6sn7 2. Vocals acquire a new urgency and conviction where the 5692 sounds a bit sleepy. All of these have been screened for low noise and microphonics. 7-21. 95 Typical new price. Each half of the 6SN7 is electrically equal to the 6J5 triode. Free shipping on many items | Browse your favorite brands Tung Sol 6sn7gt; 6sn7gtb; Nad T778; 1977 Ken Doll; Nss 7 Simrad; Nad T 758; 1978 Ken Doll; Kawasaki Er 6n 06; Nad T-758; Additional site navigation. multichamp12 AK Subscriber. The Psvane Classic Series is focused on the reproduction of popular vacuum tubes found in classic audio equip 6SN7GT Author: Tung-Sol Subject: JA-FP-2005-11-06 Created Date: 11/6/2005 11:17:35 AM Tube 6SN7GTB or Röhre 6SN7GTB ID5086, Double Triode, Octal (Int. 5W for both plates combined). Both Raytheon 6SN7GTB tubes combined cost less than twenty bucks shipped. These 1960's RCA 6SN7GT / 6SN7GTB are great sounding tubes. 1 of 2 Go to page. Despite many discussions on the topic of Black vs Clear, there are no difference - sound wise - between clear glass and black glass versions of Ken-Rad 6SN7. Bookmark the permalink. It uses the 6SN7. The base has orange print. $19. About eBay; Announcements; Community; RCA 6SN7GT VT-231 6SN7GTB 1ST VERSION PERFECT BALANCE BLACK PLATE BOTTOM D GETTER TEST NOS++ MINTY VINTAGE 1942. For a receiver such as this, however, just about any brand of 6SN7 will do, and a used one will work fine, provided it isn't worn out. It was then generally replaced with smaller preamp tubes but was rediscovered in the 1990's where it became popular in the hifi audio world. This is an almost perfectly matched (3. National Union black glass 10. 95 Original Brown base 6SN7GT Tube with silky clear top end and rich mid-range. The green print on the base has the Sylvania lightning logo. Please Subscribe. Originally $21. 50 with 12 percent savings -12% $ 99. Tungsol 6SN7GTB Super linearity, low noise, and full performance ratings make this one of the best 6SN7 tubes ever made. com/Link to the Kit Amps: https://valvesnmore 6SN7GT FIVRE grey plate square getter basso coppia Mu 20. They come from the previous generation and contain only one triode per bottle, 6J5 + 6J5 = 6SN7 adapters are available on Ebay. These were Sylvania 6SN7W (1942), 6SN7WGT (1950s), 6SN7GTB (1950s) Mullard CV-181, Telefunken 6SN7GT, Raytheon 6SN7WGT(1950s) how much this "super tube" looks like a period Sylvania Or more accurately, paragraph length impressions of various 6SN7 family tubes, because most of my tubes are 12 & 25V versions of the 6SN7. ” Read. New Sensor purchased the the Tung-Sol name and trademark, and have begun making new production tubes, using the Tung-Sol brand. As usual, I think this is the right place to ask this. The article is an addition to my design which showed a 6SN7 tube in parallel connection. Posted by jweiss on May 22, 2003 at 09:36:18 . 5 TB HDD Music Server Amarra (memory play) - USB - W4S DAC 2 Cables: Mits S3 IC and Spk cables| PS Go and see the doctor: Find all of our products here: our newest product line of high-end Redbase tubes, our famous premium selected tubes, and the equipment we manufacture like our Class A Converters, the Bias Master or the Silencer. 30 shipping. 92 out of 5) Loading “Of my NOS 6sn7s I always preferred the RCAs but the Hytrons are another level above. To start from the beginning, back in September last year I built myself a new headphone amp, which proved to be way better than expected, and so started the quest for better 6SN7 tubes. My latest challenge was to beat a single RCA 5692, an industrial 6SN7 in a pricey 211 output tube SET 1950s Tung Sol 6SN7GT Vintage Black Plate D Getter Preamp Tube! T217. Re-issue, made by New Sensor in Russia. Five Tungsol 6sn7gtb 12. I have tested it carefully on my AVO CT160 tester, which has been calibrated using calibrated valves matching the values provided by reputable sellers in the UK using VCM 163 and AVO MK4 machines. Russia is still one of the few nations that continues to manufacture 6SN7 tubes. 1 star. I'm also a fan of the 6J5 (1/2 of 6SN7) Hello to all forum members. HELP 1 GE 6SN7GTB 6SN7GT TIGHT BALANCE SIDE D GETTER GRAY PLATE TEST NOS+ VINTAGE 1955. Tung-Sol 6SN7GT Round Black Plates. Use Hifi Shark to monitor pricing and global availability. 00! 1 pair 6SN7GT / or early GTA type, Sylvania Triangular Plates, Sylvania green or yellow label, early 1950s, heavy top getter (chrome top). Not quite as good as the more expensive "bad boy" Sylvanias, but very close. Tubologic. 7 out of 5 stars 39 ratings | Search this page . I got my first pair from a lot auction at Ebay for cheap. Are these Real RCA 6SN7GT Blackplates. Please return to Audiogon. You must have a verified phone number and physical address in order to post in the Audiogon Forums. Sylvania [Emporium, Pennsylvania] 6SN7GT T-plates Speakers: SDA-1C (most all the goodies) Preamp: Joule Electra LA-150 MKII SE Amp: Wright WPA 50-50 EAT KT88s Analog: Marantz TT-15S1 MBS Glider SL| Wright WPP100C Amperex BB 6er5 and 7316 & WPM-100 SUT Digital: Mac mini 2. 95, now $29. C $21. 4 / 20. The Electro Sylvania 6SN7GTB Chrome Dome / Top Black Plates, Well Matched (9. The wide glass tube envelope is 28 mm in diameter and excluding the IO base pin length, stands 65 mm high. 1954 Tung-Sol 6SN7GT ECC33 6SN7 Tubes, Matched Pair, Tested, Bad Boy Plates. I do not have the very costly earliest metal base version, but the thick black plastic base version immediately following that tube. 4 star. 5. Member. 95, now $16. The only real distinction between 6SN7s and A grail tube is the 1952 Sylvania 6SN7GT. 85. If the older 6SN7GT spec is safe in an amp, then it is ALWAYS safe to use 6SN7GTA or 6SN7GTB in those same slots. 24 product ratings - New Gain Tested Tung-Sol Reissue 6SN7GTB Vacuum Tube 6SN7 6SN7GT. Joined Oct 16, 2018 Posts 400 6SN7GTB TUNG-SOL. It has the elevated black T-Plates with three rivets per This is a suitable replacement for any 6SN7GTA or 6SN7GTB (full base) tube type. Ken Rad 6sn7gt clear glass 3. ca. Sorry. Excellent driver tube in high-end audio applications. S. G'day Rats Thought you might find this interesting: A friend of mine recently set up a device to test the distortion figures on some of the most popular and hideously priced octal dual triodes. 95, now $19. Sylvania 6SN7GTA Black Plate, 3 Hole Bad Boy, Well Matched (6. I don’t know anything about them other than they sound great. pdf (1930 kB) GE Canada 6SN7GT Vacuum Tubes $75. $48. GE 6sn7GTB 4. 3V). and am wondering about the sound quality 6SN7GT vs 6SL7GT vs 6SU7GT (too old to reply) Sean 2007-02-23 04:02:18 UTC. Subscribe to Mellow Tone Kits and i'll put up a wee video next week to let you k RCA black plate bottom D getter 6SN7GTB Lot of 10 strong 6Sn7GT preamp tubes. Sylvania VT-231, Sylvania 6SN7GT bottom getter (hard to go wrong with ANY Sylvania in this tube type) Tung Sol 6SN7 grey plate "mouse ears", or later Tung Sol 6SN7GTB tall bottles. Marconi 6SN7GT. Free 2-4 day shipping. $14. Please see the substitutes at the top of the page for more details The Tung-Sol 6SN7GTB is a low-noise variation of the 6SN7GT, 6SN7, and 6SN7GTA, tubes and It is compatible with the tubes. Best regards from Bulgaria . Better than Amazon. The difference between GTA and GTB is the warmup time of the Heater. from United States. The ECC33 has a New Gain Matched Pair (2) Tung-Sol Reissue 6SN7GTB Vacuum Tubes 6SN7 6SN7GT . 109. BUY IT ON SALE https://shortr. SKU: 3-1790 Category: 6SN7GT = 6SN7GTA = 6SN7GTB = ECC32 Dual Triode Tag: Pre RE: RCA 6SN7GTB vs Raytheon 6SN7GTB Questions - Sondek 17:14:40 05/06/20 RE: RCA 6SN7GTB vs Raytheon 6SN7GTB Questions - ka7niq 18:18:53 05/06/20 RE: RCA 6SN7GTB vs Raytheon 6SN7GTB Questions - Sondek 18:31:33 05/06/20 I agree with Sondek - Story 05:37:16 05/07/20 (0) RE: RCA 6SN7GTB vs Raytheon 6SN7GTB Questions - ka7niq 6. It boils down to system synergy, room dynamics and personal preferences. Tubes measured: Tube One: 74 / 72 (Sylvania & logo stenciled on base with code 313; can faintly see the polygon with 6SN7GT A Mini Review of the Foton and a look at other great sounding bottom getters. e. NOS RCA 6SN7GT Black Plate Vintage USA Vacuum Tube (Many Available) I am new to tubes and have a question. 6SN7GTB Actual Brand*: Tung-Sol Printed Brand: Tung-Sol Quantity of Tubes: Matched Pair Plate Construction: Black T-Off-Set Getter Construction: Top Fat D New Gain Matched Quad (4) Tung-Sol Reissue 6SN7GTB Vacuum Tubes 6SN7 6SN7GT. This is a well matched pair of Sylvania 6SN7GT vacuum tubes. item 21 Two, RCA 6SN7GTB, black plates, lower D-getter, matching pair #2, 6SN7GT Two, RCA 6SN7GTB, black plates, lower D-getter, matching pair #2, 6SN7GT. They sound great and I got them for dirty little money. Then eventually you can roll to a different 6AS7 tube, no need to overwhelm yourself New Gain Tested Tung-Sol Reissue 6SN7GTB Vacuum Tube 6SN7 6SN7GT . Bass can be a bit warm and exaggerated, a good think if your speakers are bass shy. Maybe I'll pull the trigger, or spend the extra $30 and just try those newfangled blue 6SN7-BE. 95, now $24. 95 (26% price drop) $39. Regular price Hytron/CBS 6SN7GT—clear and detailed, a little light on bass and a little dry in midrange. 40 $ 157. 95, now $22 (56% price drop) $49. 26% price drop. 16 (20% off) $13. GE 6SN7GTb Vacuum Tubes $62. Awesome tubes. Last edited: May 13, 2020. 1 2 3 4 5 6 7 8 22°30' 45° 7x 45° = 315° Ø17. Pre-Owned. That's what I get when using them in my Carys anyway. Pair of CBS HYTRON 6SN7GT with Black T Plates and bottom D getter Tested 2500/2500 NOS value for this tube is 2000/2000 will be packed well for safe shipping! SYLVANIA 6SN7GTB VT-231 6SN7GT TOP FOIL GETTER BLACK T PLATE CHROME DOME NOS+ NIB MINTY VINTAGE 1957. Thread starter Dave C; Start date Jan 21, 2009; 1; 2; Next. A grail tube is the 1952 Sylvania 6SN7GT. Joined 2004. The Sylvania Tall Boy types have two triangular shaped plates facing each other mounted high in the tube, with either a top or bottom getter. $229. The main difference between the original 6SN7GT is that the peak positive plate pulse rating was increased from 1200Vdc to 1500Vdc in vertical deflection use, and that the My favorite is a vintage CBS/Hytron 6SN7GT. :-) The fancy/expensive Shuguangs were dissapointing. FREE delivery Wed, Nov 20 . Thank you for watching and all of your support. 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 keep making this one! 6SN7GTB Tung-Sol Tung-Sol 6SN7GT Twin Triode – Vintage Tone with Superior Clarity and Balance. Pre-amp tubes 6SN7GT = 6SN7GTA = 6SN7GTB = ECC32 Dual Triode Marconi 6SN7GT. a NON-Bad Boy: RCA black plate bottom D getter 6SN7GTB Lot of 10 strong 6Sn7GT preamp tubes. It can be used as a direct replacement to standard 6SN7 or Marconi 6SN7GT Vacuum Tubes $119. 2-21. Resolution is okay but can't match other 6SN7s from earlier dates such black glass Ken-Rads and various VT-231 types from the 1940s and 50's. Are NOT labeled VT231, which looks very similar, but were made earlier. 11. Used – Good. It provides a medium gain (20 dB). 🔎 Datenblätter zur Röhre: 6SN7GT Hinweis:Alle Datenblätter (PDF-Dateien) die nicht von mir selbst eingescannt wurden, stammen aus öffentlichen, nichtkommerziellen Quellen. re: 12bh7 vs 6sn7gtb Posted by tube wrangler (M ) on September 2, 2021 at 22:05:51 In Reply to: RE: 12BH7 vs 6SN7GTB posted by Tre' on September 2, 2021 at 17:42:28: I came across this CBS 6SN7 tube. CBS/Hytron 6SN7GT or VT-231from the 40's are a hidden gem, they have a great overall balance and they cost less than their Ken-rad and Raytheon couterparts which are stunning in their own right but more costly usualy. vlfvw dnjgkyfw vncl zawvn jekie qyiz nshjy tvfhgr qfvl riqu