5814A 6201 5687 5751 Tubes NOS
snow
Posts: 4,358
For sale are some preamp tubes unless noted these are all highly desired 3 mica tubes. These tubes were bulk packed so they do not have the stamped date and packing codes on the boxes but they are all guarnteed to be NOS tubes
45# GE- JG-5814A/12AU7- Grey plate- Horseshoe getter- made in the 50's- $15.00 each + shipping
100# GE-JG-6201/12AT7WA-Grey plate- Horseshoe getter-made in the 50"s-$15.00 each +shipping
9# GE-JG-5751/12AX7-Black plate tubes-made in the 50"s- $40.00 each + shipping
5# GE-JG-5751/12AX7-Grey plate tubes-made in the 50"s- $40.00 each + shipping
28# Tungsol-JTL-5687-Black plate tubes- Non triple mica- $20.00 each + Shipping
10# Tungsol-JTL-5687-Grey plate tubes- Non triple mica- $20.00 each + Shipping
Pics to come
REGARDS SNOW
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45# GE- JG-5814A/12AU7- Grey plate- Horseshoe getter- made in the 50's- $15.00 each + shipping
100# GE-JG-6201/12AT7WA-Grey plate- Horseshoe getter-made in the 50"s-$15.00 each +shipping
9# GE-JG-5751/12AX7-Black plate tubes-made in the 50"s- $40.00 each + shipping
5# GE-JG-5751/12AX7-Grey plate tubes-made in the 50"s- $40.00 each + shipping
28# Tungsol-JTL-5687-Black plate tubes- Non triple mica- $20.00 each + Shipping
10# Tungsol-JTL-5687-Grey plate tubes- Non triple mica- $20.00 each + Shipping
Pics to come
REGARDS SNOW
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Well, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all 
Post edited by snow on
Comments
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Well, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all

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Hi Snow, I'll take:
4ea - GE- JG-5814A/12AU7- Grey plate- Horseshoe getter- made in the 50's
2ea - GE-JG-5751/12AX7-Black plate tubes-made in the 50"s
Thanks,
CraigBeach Audio: Rega RP6 (mods) - AT33PTG/II - Parks Budgie SUT - PSAudio NPC * Eversolo DMP-A6 * Topping D90iii * Joule-Electra LA-100 mkIII * Pass Aleph 30 * MIT S3 * Polk SRS 2.3tl (mods) * PSAudio PPP3
Beach Study: Pro-Ject Stream Box S2 Ultra & Pre Box S2 * Pass ACA * DH Labs SS Q10 * Brines Folded ML-TQWT RS 40-1354 * PSA Dectet
Beach Master: WiiM Pro * Dayens Menuetto * Zu Libtec * Dynaudio Audience 50
Beach Den: Bluesound Powernode 2i * DH Labs SS Q10 * Zu Omen DWII * Richard Gray RGPC
Town Study: WiiM Pro * Chord Qute (Pardo) * Elekit TU-8600 * MIT S3 * Revel M22 * Beyer DT-990 * Shunyata Hydra 2
Town Den: Music Hall mm5.1se - Denon DL-103r - Jolida JD9ii (mods) * WiiM Pro * Cary xCiter * Rogue 99 Magnum * Schiit Aegir * MIT S3 * Polk SRS 1.2tl (mods) * Dectet * Bottlehead Crack - Senn 600
Town Porch: WiiM Pro Plus * Sunfire Sig II * Canare 4S11 * Magnepan 1.6 * Dectet -
Sure their all yours.
REGARDS SNOWWell, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all
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Thanks for the speedy payment Craig.
REGARDS SNOWWell, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all
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All black plate 5751"s are now sold 5 grey plate 5751's are still for sale.
REGARDS SNOWWell, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all
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Hey Snow, I'll take 4 of the GE-JG-5814A/12Au7's, I'm away from the home p.c. at this moment, will send payment this evening, thanks.
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Thanks Mike. They are set aside for you.
REGARDS SNOWWell, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all
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Thanks for the super fast payment Mike, tracking info has been sent.
REGARDS SNOWWell, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all
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Price drop on the 6201/12AT7 3 mica tubes to $10.00 each.
REGARDS SNOWWell, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all
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If someone wants all 100 of the 6201/12AT7WA 3 mica tubes with horseshoe getters made in the late 50"s $750.00
Easily double or more your money on Ebay with matched pairs of these I have seen singles go for as high as $30.00 each.
I will also throw in a hand full of loose 12AT7 variants free of charge.
REGARDS SNOWWell, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all
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The 6201/12AT7WA'S are SOLD
REGARDS SNOWWell, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all
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BumpWell, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all

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All remaining tubes have been tested by me personally and all test well into the good range and some even test as high as 120% of NOS.
REGARDS SNOWWell, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all
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Your PM box is full ;^ )2 channel - Willsenton R8 tube integrated, Holo Audio Spring 3 KTE DAC, audio optimized NUC7i5, Windows 10 Pro/JRiver MC29/Fidelizer Plus 8.7 w/LPS and external SSD drive, PS Audio PerfectWave P3 regenerator, KEF R3 speakers, Rythmik F12SE subwoofer, Audioquest Diamond USB cable, Gabriel Gold IC's, Morrow Audio SP5 speaker cables. Computer - Windows 10/JRiver, Schiit Magni 3+/Modi 3+, Fostex PMO.4n monitors, Sennheiser HD600 headphones
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Thanks try now
)
REGARDS SNOWWell, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all
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Hi Rob here are a few pics of your quad of JG-5814A's as you can see they all test between 100%-110% of NOS




REGARDS SNOWWell, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all
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I received a quad of the 5814's yesterday, they're excellent nos examples. Thanks Dan!
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Your welcome Mike Enjoy.Mike Reeter wrote: »I received a quad of the 5814's yesterday, they're excellent nos examples. Thanks Dan!
REGARDS SNOWWell, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all
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Received my batch 2 or 3 days ago in excellent shape. Will try 'em out this weekend.
Many thanks snow!
CraigBeach Audio: Rega RP6 (mods) - AT33PTG/II - Parks Budgie SUT - PSAudio NPC * Eversolo DMP-A6 * Topping D90iii * Joule-Electra LA-100 mkIII * Pass Aleph 30 * MIT S3 * Polk SRS 2.3tl (mods) * PSAudio PPP3
Beach Study: Pro-Ject Stream Box S2 Ultra & Pre Box S2 * Pass ACA * DH Labs SS Q10 * Brines Folded ML-TQWT RS 40-1354 * PSA Dectet
Beach Master: WiiM Pro * Dayens Menuetto * Zu Libtec * Dynaudio Audience 50
Beach Den: Bluesound Powernode 2i * DH Labs SS Q10 * Zu Omen DWII * Richard Gray RGPC
Town Study: WiiM Pro * Chord Qute (Pardo) * Elekit TU-8600 * MIT S3 * Revel M22 * Beyer DT-990 * Shunyata Hydra 2
Town Den: Music Hall mm5.1se - Denon DL-103r - Jolida JD9ii (mods) * WiiM Pro * Cary xCiter * Rogue 99 Magnum * Schiit Aegir * MIT S3 * Polk SRS 1.2tl (mods) * Dectet * Bottlehead Crack - Senn 600
Town Porch: WiiM Pro Plus * Sunfire Sig II * Canare 4S11 * Magnepan 1.6 * Dectet -
Your welcome Craig Enjoy.
REGARDS SNOWWell, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all
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Snow,
What is the typical burn in time for these NOS tubes? = GE-JG-5751/12AX7-Grey plate tubes-made in the 50"s -
Not sure there is a typical burn in time to be honest. Everyone seems to have a different opinion of what that is ranging from 10 hours to months of use, most seem to feel that by 100 hours that they will have settled in. These will likely outlast the gear itself though if you were to listen faithfully 2 hours a day 7 days a week it would likely take 15 years before tube replacement.Conradicles wrote: »Snow,
What is the typical burn in time for these NOS tubes? = GE-JG-5751/12AX7-Grey plate tubes-made in the 50"s
REGARDS SNOWWell, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all
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Thanks Snow.
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Those BP 12ax7's are SWEET! Outstanding paired with '60 Mullard Mitcham (sp?) ecc82's.
Thanks, Snow!
CraigBeach Audio: Rega RP6 (mods) - AT33PTG/II - Parks Budgie SUT - PSAudio NPC * Eversolo DMP-A6 * Topping D90iii * Joule-Electra LA-100 mkIII * Pass Aleph 30 * MIT S3 * Polk SRS 2.3tl (mods) * PSAudio PPP3
Beach Study: Pro-Ject Stream Box S2 Ultra & Pre Box S2 * Pass ACA * DH Labs SS Q10 * Brines Folded ML-TQWT RS 40-1354 * PSA Dectet
Beach Master: WiiM Pro * Dayens Menuetto * Zu Libtec * Dynaudio Audience 50
Beach Den: Bluesound Powernode 2i * DH Labs SS Q10 * Zu Omen DWII * Richard Gray RGPC
Town Study: WiiM Pro * Chord Qute (Pardo) * Elekit TU-8600 * MIT S3 * Revel M22 * Beyer DT-990 * Shunyata Hydra 2
Town Den: Music Hall mm5.1se - Denon DL-103r - Jolida JD9ii (mods) * WiiM Pro * Cary xCiter * Rogue 99 Magnum * Schiit Aegir * MIT S3 * Polk SRS 1.2tl (mods) * Dectet * Bottlehead Crack - Senn 600
Town Porch: WiiM Pro Plus * Sunfire Sig II * Canare 4S11 * Magnepan 1.6 * Dectet -
Your Welcome.Conradicles wrote: »Thanks Snow.
Your Welcome. Great to hear you like themThose BP 12ax7's are SWEET! Outstanding paired with '60 Mullard Mitcham (sp?) ecc82's.
Thanks, Snow!
Craig
Well, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all
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Tubes arrived in perfect condition. Burning in today and will get some listening in hopefully tonight and later this week. Thank you Snow!
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Conradicles wrote: »Tubes arrived in perfect condition. Burning in today and will get some listening in hopefully tonight and later this week. Thank you Snow!
Your welcome. I hope you enjoy these.
REGARDS SNOWWell, I just pulled off the impossible by doing a double-blind comparison all by myself, purely by virtue of the fact that I completely and stupidly forgot what I did last. I guess that getting old does have its advantages after all







