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Forum: Theory & Design

  1. material inside tranny bell covers?

    Started by Randall, 07-23-2017 04:09 AM
    • Replies: 19
    • Views: 497
    07-26-2017, 01:58 AM Go to last post
  2. Marshall PI Bias Feed Resistors

    Started by FourT6and2, 07-24-2017 08:52 PM
    • Replies: 7
    • Views: 358
    07-25-2017, 08:47 AM Go to last post
  3. How old is too old?

    Started by olddawg, 07-23-2017 02:34 AM
    • Replies: 5
    • Views: 338
    07-24-2017, 07:39 PM Go to last post
  4. electrolytic caps testing

    Started by Randall, 07-14-2017 04:09 AM
    • Replies: 17
    • Views: 602
    07-23-2017, 04:41 PM Go to last post
  5. Gain stage triode questions

    Started by Randall, 07-21-2017 06:29 PM
    • Replies: 7
    • Views: 409
    07-23-2017, 03:01 PM Go to last post
    • Replies: 16
    • Views: 649
    07-21-2017, 02:01 AM Go to last post
  6. V1 Input: Grid Leak and Grid Stopper

    Started by FourT6and2, 07-13-2017 04:38 AM
    2 Pages
    1 2
    • Replies: 41
    • Views: 1,382
    07-20-2017, 05:48 AM Go to last post
  7. hunting for a 5e3 in a DR

    Started by uneumann, 07-18-2017 04:23 AM
    • Replies: 2
    • Views: 376
    07-18-2017, 05:51 PM Go to last post
    • Replies: 0
    • Views: 282
    07-15-2017, 06:12 PM Go to last post
  8. Specifying Transformer For Half-Wave Rectification

    Started by Ted, 07-15-2017 11:02 AM
    • Replies: 2
    • Views: 287
    07-15-2017, 11:57 AM Go to last post
  9. Hotrod deluxe PT

    Started by lowell, 07-11-2017 09:28 PM
    • Replies: 7
    • Views: 317
    07-12-2017, 07:33 PM Go to last post
  10. Widowmaker Amps & Isolation Transformers

    Started by robrob, 07-03-2017 07:40 PM
    3 Pages
    1 2 3
    • Replies: 77
    • Views: 2,585
    07-12-2017, 03:21 AM Go to last post
  11. HT winding center tap question.

    Started by diydidi, 07-11-2017 09:30 PM
    • Replies: 4
    • Views: 290
    07-12-2017, 12:42 AM Go to last post
    • Replies: 21
    • Views: 813
    07-09-2017, 07:42 PM Go to last post
  12. Fixed to Cathode Bias On The Fly

    Started by chunkitup, 07-03-2017 05:58 PM
    2 Pages
    1 2
    • Replies: 37
    • Views: 1,053
    07-08-2017, 09:40 PM Go to last post
    • Replies: 29
    • Views: 976
    07-01-2017, 03:21 PM Go to last post
  13. The Vibro-Wreck

    Started by roseblood11, 03-09-2017 11:15 AM
    • Replies: 16
    • Views: 1,216
    07-01-2017, 10:06 AM Go to last post
    • Replies: 24
    • Views: 1,012
    06-24-2017, 06:02 PM Go to last post
  14. 5V to 200V DC to DC converter

    Started by SoulFetish, 06-01-2017 11:17 AM
    • Replies: 11
    • Views: 823
    g1
    06-23-2017, 08:03 PM Go to last post
    • Replies: 5
    • Views: 479
    06-21-2017, 08:29 PM Go to last post
  15. Help Me Understand the LM386 Chip Amp

    Started by robrob, 06-17-2017 08:24 AM
    • Replies: 32
    • Views: 1,279
    06-20-2017, 10:02 AM Go to last post
    • Replies: 36
    • Views: 2,956
    06-12-2017, 11:44 PM Go to last post
    • Replies: 5
    • Views: 497
    06-08-2017, 07:08 AM Go to last post
  16. What's This Cap For?

    Started by FourT6and2, 06-06-2017 08:12 PM
    • Replies: 10
    • Views: 624
    06-07-2017, 05:46 AM Go to last post
  17. Cathode input gain stage?

    Started by Chuck H, 06-04-2017 10:37 PM
    • Replies: 23
    • Views: 771
    06-06-2017, 03:08 PM Go to last post
  18. The Official Dual Rail Thread

    Started by Wilder Amplification, 04-07-2010 10:02 PM
    6 Pages
    1 2 3 ... 6
    • Replies: 199
    • Views: 21,266
    06-01-2017, 09:59 PM Go to last post
  19. Lightbulb Recommend book on IC

    Started by Glenn63, 04-14-2017 01:07 AM
    stk404, tda 7293
    • Replies: 5
    • Views: 561
    05-31-2017, 12:43 AM Go to last post
  20. MOSFET Attenuator?

    Started by lowell, 05-29-2017 07:59 PM
    • Replies: 8
    • Views: 528
    05-30-2017, 04:18 PM Go to last post

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