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Forum: Tubes (Valves)

  1. Is a halo the sign of a bad tube?

    Started by Axtman, 09-04-2017 07:19 PM
    • Replies: 2
    • Views: 1,572
    09-05-2017, 11:26 AM Go to last post
    • Replies: 7
    • Views: 1,832
    08-10-2017, 07:24 AM Go to last post
    • Replies: 4
    • Views: 1,422
    08-04-2017, 10:14 AM Go to last post
  2. Anybody looked at tube perveance values?

    Started by Old Tele man, 12-03-2013 09:50 PM
    • Replies: 15
    • Views: 3,019
    07-27-2017, 02:39 AM Go to last post
    • Replies: 17
    • Views: 2,909
    07-20-2017, 01:52 AM Go to last post
  3. Tube ID?

    Started by Axtman, 07-10-2017 04:52 AM
    • Replies: 8
    • Views: 948
    07-11-2017, 10:50 PM Go to last post
  4. Found this old schematic

    Started by Peregrine, 07-03-2017 11:03 PM
    • Replies: 17
    • Views: 1,288
    07-07-2017, 04:48 PM Go to last post
  5. amperex tubes and mesa tri-axis

    Started by soulreaper_msd1, 05-17-2017 10:34 PM
    • Replies: 8
    • Views: 1,212
    05-29-2017, 11:47 PM Go to last post
  6. Any love for the Mazda 6/30L2?

    Started by Mick Bailey, 05-05-2017 05:09 PM
    • Replies: 16
    • Views: 1,434
    05-08-2017, 07:45 PM Go to last post
  7. Static Shield in isolation transformer

    Started by Daven, 04-04-2017 08:23 PM
    • Replies: 1
    • Views: 805
    04-04-2017, 09:42 PM Go to last post
  8. Modifying Widow makers with an isolation transformer

    Started by Daven, 04-03-2017 01:56 AM
    • Replies: 1
    • Views: 643
    04-03-2017, 07:58 AM Go to last post
  9. Cool Vintage Tube Amp Modification

    Started by Daven, 03-29-2017 05:34 PM
    • Replies: 5
    • Views: 1,001
    03-31-2017, 10:12 PM Go to last post
  10. Uh Oh I think I blew it

    Started by Daven, 03-30-2017 07:06 PM
    • Replies: 4
    • Views: 743
    03-31-2017, 10:04 PM Go to last post
  11. TNT brand?

    Started by Randall, 03-19-2017 09:14 PM
    • Replies: 15
    • Views: 1,261
    03-24-2017, 05:40 AM Go to last post
    • Replies: 15
    • Views: 3,446
    03-20-2017, 04:36 PM Go to last post
  12. Triode / Pentode Loadline Simulator

    Started by mozz, 03-06-2017 02:45 AM
    • Replies: 2
    • Views: 1,190
    03-08-2017, 10:41 PM Go to last post
  13. 6V6 Screen Voltage in 5E1 Champ

    Started by WesFanMan, 11-05-2016 01:26 PM
    6v6 sceenvoltage
    • Replies: 3
    • Views: 1,082
    11-06-2016, 03:58 AM Go to last post
  14. Tube blog

    Started by mozz, 10-11-2016 02:49 AM
    • Replies: 2
    • Views: 805
    10-11-2016, 04:58 PM Go to last post
  15. 6EU7 tube

    Started by big_teee, 09-28-2016 12:58 AM
    • Replies: 3
    • Views: 959
    09-28-2016, 02:29 AM Go to last post
  16. Telefunken Tubes?

    Started by big_teee, 05-18-2016 03:26 PM
    • Replies: 10
    • Views: 1,821
    08-23-2016, 01:45 PM Go to last post
  17. Laney IronHeart

    Started by Zorky, 05-09-2015 06:07 PM
    • Replies: 17
    • Views: 3,966
    08-23-2016, 09:45 AM Go to last post
  18. How tall are kt66 tubes in real life?

    Started by deci belle, 12-20-2015 12:26 AM
    • Replies: 22
    • Views: 2,074
    05-19-2016, 04:27 PM Go to last post
  19. 12AX7 What is Mu?

    Started by dumbassbob, 04-03-2016 08:34 PM
    • Replies: 33
    • Views: 2,756
    04-07-2016, 12:42 PM Go to last post
  20. Handy List of Links to New-Sensor Tube Data Sheets

    Started by nickb, 03-26-2016 10:38 AM
    genelex, new sensor; electro-harmonix, sovtek, tube data sheets, tung-sol, valve data sheets
    • Replies: 0
    • Views: 1,078
    03-26-2016, 10:38 AM Go to last post
  21. Suggestions for 30-40v power supply for micro tubes.

    Started by wozt, 05-12-2015 10:00 AM
    • Replies: 2
    • Views: 1,108
    03-25-2016, 09:25 PM Go to last post
  22. Cool old tubes for tone gurus

    Started by nsubulysses, 03-14-2016 03:35 AM
    • Replies: 18
    • Views: 2,009
    03-16-2016, 10:08 AM Go to last post
  23. 5G9 'clone' build question

    Started by Wharf-Creek, 03-01-2016 11:46 AM
    • Replies: 0
    • Views: 876
    03-01-2016, 11:46 AM Go to last post

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