Tubes Mostly Preamp Tubes

For sale are a few tubes all tubes have been tested and test above average good I offer a 100% money back guarantee on all tubes sold if not happy.Pictures and test results upon request. All tubes are used unless marked as NOS


1. RCA 5963/12AU7 Black plate D getter tubes these test like NOS tubes-25- $20.00 each
2. RCA 6680/12AU7A tubes NOS-2-$20.00 each
3. Telefunken 12AU7 -1-$20.00
4. Tung-Sol 12AU7 Grey plate Horseshoe getter-1-$10.00
5. Phillips Mini Watt 12AU7 Grey plate-1-$20.00

6.RCA 12AX7A halo grey plate-1-$10.00
7.RCA 12AX7 D getter Black plates-1-$40.00
8.Tung-Sol 12AX7 Grey plate D getter-1-$30.00
9. GAP/R labeled computer tube Tung-Sol made 12AX7 Grey plate D getter-2-$30.00 each
10. Mullard 12AX7 grey plate halo getter Print is all gone but test fine-$30.00
11. Silver tone labeled 12AX7 RCA made halo getter grey plate-1-$10.00
12. GE 12AX7 halo getter grey plate-1-$10.00
13. Unknown 12AX7A grey plate D getter-1-$20.00
14.GE 7025/12AX7 Halo getter grey plate-$10.00
15.Japan made 12AX7 Grey plate halo getter- $10.00
16. Dumont labeled Mazda made? Flashes on start up 12AX7A Black plate Halo getter-$30.00
17.RCA labeled Mullard made EL34/6CA7 XF2 Halo getter NOS-1-$80.00



Regards Snow

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 :D

Comments

  • heiney9heiney9 Posts: 23,795
    edited July 30
    5. Phillips Mini Watt 12AU7 Grey plate-1-$20.00

    Long or short plate? Tube codes?

    Thanks

    H9
    "Appreciation of audio is a completely subjective human experience. Measurements can provide a measure of insight, but are no substitute for human judgment. Why are we looking to reduce a subjective experience to objective criteria anyway? The subtleties of music and audio reproduction are for those who appreciate it. Differentiation by numbers is for those who do not".--Nelson Pass

    Pass Aleph 30 | EE Avant Pre | EE Mini Max Plus DAC | MIT Shotgun S3 | MIT Z P/C's | updated SDA 1C| SQ Box Touch/Welbourne Labs P/S- Tubes add soul!
  • snowsnow Posts: 4,281
    heiney9 wrote: »
    5. Phillips Mini Watt 12AU7 Grey plate-1-$20.00

    Long or short plate? Tube codes?

    Thanks

    H9

    Hi Brock it looks like a short plate tube the tube code is Δ2k2

    hj2acatw9tbw.jpg



    Regards Snow
    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 :D
  • heiney9heiney9 Posts: 23,795
    Thanks!

    Nice tube, but I have plenty of short plate Holland tubes.

    H9
    "Appreciation of audio is a completely subjective human experience. Measurements can provide a measure of insight, but are no substitute for human judgment. Why are we looking to reduce a subjective experience to objective criteria anyway? The subtleties of music and audio reproduction are for those who appreciate it. Differentiation by numbers is for those who do not".--Nelson Pass

    Pass Aleph 30 | EE Avant Pre | EE Mini Max Plus DAC | MIT Shotgun S3 | MIT Z P/C's | updated SDA 1C| SQ Box Touch/Welbourne Labs P/S- Tubes add soul!
  • snowsnow Posts: 4,281
    edited July 30
    No worries the RCA 6680/12AU7 tubes sound the best IMHO they are better then any Phillips made tubes I have heard or Telefunken for that matter in my head phone amp except for the Mullard 10M 12AU7


    Regards Snow
    Post edited by snow on
    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 :D
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