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Forum: Theory & Design

    • Replies: 23
    • Views: 357
    Today, 05:10 AM Go to last post
  1. EL83 OT impedance question

    Started by Pedro Vecino, 07-14-2018 12:11 PM
    • Replies: 23
    • Views: 410
    Yesterday, 11:47 PM Go to last post
    • Replies: 7
    • Views: 204
    Yesterday, 11:16 PM Go to last post
  2. 12A_7 @ 12.6V

    Started by hylaphone, 07-10-2018 08:14 PM
    • Replies: 3
    • Views: 195
    07-14-2018, 03:16 PM Go to last post
  3. mystery single ended output transformer

    Started by Randall, 07-09-2018 11:18 PM
    • Replies: 23
    • Views: 452
    07-11-2018, 07:21 PM Go to last post
  4. Does cap voltage affect tone?

    Started by daz, 03-31-2009 09:30 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 107
    • Views: 4,545
    07-11-2018, 07:05 PM Go to last post
  5. Heater voltage drop under load

    Started by nsubulysses, 07-10-2018 06:37 PM
    • Replies: 11
    • Views: 241
    07-11-2018, 05:44 AM Go to last post
    • Replies: 6
    • Views: 208
    07-10-2018, 12:30 PM Go to last post
  6. isolation transformer install

    Started by Randall, 07-09-2018 10:52 PM
    • Replies: 6
    • Views: 176
    07-10-2018, 04:05 AM Go to last post
  7. Load Resistor on Reverb Driver: opinions?

    Started by dcoyle, 07-09-2018 04:41 PM
    • Replies: 2
    • Views: 133
    07-09-2018, 05:30 PM Go to last post
  8. Bypass cap selector switch wire type?

    Started by tubedood, 07-08-2018 09:27 PM
    • Replies: 11
    • Views: 252
    07-09-2018, 09:02 AM Go to last post
  9. Negative feedback resistor value 5F2-A question

    Started by tubedood, 07-08-2018 07:14 AM
    • Replies: 16
    • Views: 323
    07-08-2018, 11:31 PM Go to last post
    • Replies: 6
    • Views: 342
    07-07-2018, 11:51 PM Go to last post
    • Replies: 13
    • Views: 409
    07-06-2018, 12:33 PM Go to last post
  10. GZ34 with dual rectification?

    Started by camjenkins, 07-03-2018 05:12 AM
    • Replies: 4
    • Views: 224
    07-04-2018, 08:07 PM Go to last post
  11. Explain this Mesa power supply?

    Started by Randall, 06-30-2018 05:59 PM
    • Replies: 11
    • Views: 442
    07-02-2018, 09:24 PM Go to last post
    • Replies: 15
    • Views: 484
    06-29-2018, 03:24 PM Go to last post
    • Replies: 12
    • Views: 472
    06-29-2018, 01:24 PM Go to last post
    • Replies: 1
    • Views: 177
    06-28-2018, 02:45 AM Go to last post
    • Replies: 0
    • Views: 152
    06-27-2018, 07:10 PM Go to last post
  12. Classic Tone choices for 5F2-A project

    Started by tubedood, 06-26-2018 08:11 PM
    • Replies: 9
    • Views: 263
    06-27-2018, 07:00 PM Go to last post
    • Replies: 9
    • Views: 324
    06-27-2018, 02:18 PM Go to last post
  13. ECC83 Load Line helper doc

    Started by Gtr0, 06-27-2018 12:56 PM
    • Replies: 1
    • Views: 174
    06-27-2018, 01:33 PM Go to last post
    • Replies: 22
    • Views: 450
    06-26-2018, 09:30 PM Go to last post
  14. Using capacitors that have drifted...

    Started by tubedood, 06-24-2018 08:08 PM
    • Replies: 32
    • Views: 646
    06-26-2018, 12:38 AM Go to last post
    • Replies: 8
    • Views: 320
    06-25-2018, 09:54 PM Go to last post
  15. Yet ANOTHER Quick Question! Tube rectifier swap!

    Started by tubedood, 06-23-2018 11:34 PM
    • Replies: 13
    • Views: 358
    06-25-2018, 09:17 AM Go to last post
  16. PI capacitor question

    Started by Randall, 06-08-2018 04:43 AM
    • Replies: 6
    • Views: 401
    06-23-2018, 11:13 PM Go to last post

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