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Forum: Theory & Design

  1. isolation transformer install

    Started by Randall, 07-09-2018 10:52 PM
    • Replies: 7
    • Views: 191
    Today, 07:41 PM Go to last post
  2. Dr. Z MAZ reverb circuit

    Started by 52 Bill, Today 06:08 AM
    • Replies: 4
    • Views: 99
    Today, 07:22 PM Go to last post
    • Replies: 32
    • Views: 779
    Today, 05:19 PM Go to last post
  3. EL83 OT impedance question

    Started by Pedro Vecino, 07-14-2018 12:11 PM
    • Replies: 32
    • Views: 681
    Yesterday, 01:14 PM Go to last post
    • Replies: 1
    • Views: 140
    07-16-2018, 11:33 PM Go to last post
  4. Hartke B900

    Started by Dave With The Blind Eye, 07-16-2018 01:51 PM
    • Replies: 2
    • Views: 102
    07-16-2018, 09:18 PM Go to last post
    • Replies: 23
    • Views: 451
    07-16-2018, 05:10 AM Go to last post
  5. 12A_7 @ 12.6V

    Started by hylaphone, 07-10-2018 08:14 PM
    • Replies: 3
    • Views: 209
    07-14-2018, 03:16 PM Go to last post
  6. mystery single ended output transformer

    Started by Randall, 07-09-2018 11:18 PM
    • Replies: 23
    • Views: 469
    07-11-2018, 07:21 PM Go to last post
  7. Does cap voltage affect tone?

    Started by daz, 03-31-2009 09:30 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 107
    • Views: 4,607
    07-11-2018, 07:05 PM Go to last post
  8. Heater voltage drop under load

    Started by nsubulysses, 07-10-2018 06:37 PM
    • Replies: 11
    • Views: 255
    07-11-2018, 05:44 AM Go to last post
    • Replies: 6
    • Views: 226
    07-10-2018, 12:30 PM Go to last post
  9. Load Resistor on Reverb Driver: opinions?

    Started by dcoyle, 07-09-2018 04:41 PM
    • Replies: 2
    • Views: 147
    07-09-2018, 05:30 PM Go to last post
  10. Bypass cap selector switch wire type?

    Started by tubedood, 07-08-2018 09:27 PM
    • Replies: 11
    • Views: 271
    07-09-2018, 09:02 AM Go to last post
  11. Negative feedback resistor value 5F2-A question

    Started by tubedood, 07-08-2018 07:14 AM
    • Replies: 16
    • Views: 335
    07-08-2018, 11:31 PM Go to last post
    • Replies: 6
    • Views: 362
    07-07-2018, 11:51 PM Go to last post
    • Replies: 13
    • Views: 429
    07-06-2018, 12:33 PM Go to last post
  12. GZ34 with dual rectification?

    Started by camjenkins, 07-03-2018 05:12 AM
    • Replies: 4
    • Views: 246
    07-04-2018, 08:07 PM Go to last post
  13. Explain this Mesa power supply?

    Started by Randall, 06-30-2018 05:59 PM
    • Replies: 11
    • Views: 472
    07-02-2018, 09:24 PM Go to last post
    • Replies: 15
    • Views: 505
    06-29-2018, 03:24 PM Go to last post
    • Replies: 12
    • Views: 496
    06-29-2018, 01:24 PM Go to last post
    • Replies: 1
    • Views: 190
    06-28-2018, 02:45 AM Go to last post
    • Replies: 0
    • Views: 175
    06-27-2018, 07:10 PM Go to last post
  14. Classic Tone choices for 5F2-A project

    Started by tubedood, 06-26-2018 08:11 PM
    • Replies: 9
    • Views: 278
    06-27-2018, 07:00 PM Go to last post
    • Replies: 9
    • Views: 346
    06-27-2018, 02:18 PM Go to last post
  15. ECC83 Load Line helper doc

    Started by Gtr0, 06-27-2018 12:56 PM
    • Replies: 1
    • Views: 188
    06-27-2018, 01:33 PM Go to last post
    • Replies: 22
    • Views: 479
    06-26-2018, 09:30 PM Go to last post
  16. Using capacitors that have drifted...

    Started by tubedood, 06-24-2018 08:08 PM
    • Replies: 32
    • Views: 686
    06-26-2018, 12:38 AM Go to last post

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