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Forum: Theory & Design

  1. Sticky Thread Sticky: making sure I understand OT secondary ground

    Started by dmartn149, 08-31-2019 10:08 PM
    • Replies: 7
    • Views: 1,535
    09-02-2019, 07:06 AM Go to last post
  1. PPIMV improvement

    Started by Chuck H, Yesterday 06:04 PM
    • Replies: 4
    • Views: 121
    Today, 07:22 AM Go to last post
  2. Fender Auto bias circuit

    Started by Randall, 02-26-2019 08:42 PM
    • Replies: 20
    • Views: 1,310
    Yesterday, 09:16 PM Go to last post
  3. Humbucking Reverb Tank?

    Started by jimboyogi, 12-30-2019 11:00 AM
    2 Pages
    1 2
    • Replies: 48
    • Views: 1,519
    Yesterday, 03:54 PM Go to last post
    • Replies: 24
    • Views: 552
    02-21-2020, 10:24 PM Go to last post
  4. Proper LEN > TxF Primary Wiring

    Started by Gtr0, 01-07-2020 09:36 AM
    • Replies: 1
    • Views: 175
    02-21-2020, 07:44 AM Go to last post
  5. Corner Frequency Shortcut Calculation

    Started by HaroldBrooks, 01-24-2020 03:11 AM
    • Replies: 9
    • Views: 259
    02-20-2020, 01:36 PM Go to last post
  6. Mesa Boogie Studio 22 Phase Inverter

    Started by christarak, 02-15-2020 03:07 AM
    • Replies: 24
    • Views: 459
    02-17-2020, 09:48 AM Go to last post
  7. Cooling Fan Math and Concepts

    Started by HaroldBrooks, 02-12-2020 06:29 PM
    • Replies: 1
    • Views: 152
    02-13-2020, 04:37 AM Go to last post
  8. Need help with Peavey mute/clamp circuit

    Started by Gaz, 02-08-2020 01:14 AM
    • Replies: 9
    • Views: 281
    02-11-2020, 09:57 PM Go to last post
    • Replies: 146
    • Views: 8,831
    02-05-2020, 04:08 AM Go to last post
  9. Choosing an Inductor for a Bass Control

    Started by bob p, 08-05-2016 02:07 PM
    2 Pages
    1 2
    • Replies: 45
    • Views: 5,082
    02-03-2020, 02:42 PM Go to last post
  10. Peavey 5150 heater design?

    Started by Cannibal, 02-02-2020 02:56 PM
    • Replies: 1
    • Views: 142
    02-02-2020, 03:16 PM Go to last post
    • Replies: 3
    • Views: 185
    02-01-2020, 02:10 PM Go to last post
  11. Tube preamp PT secondary SSR switch

    Started by GainFreak, 01-25-2020 11:51 PM
    • Replies: 14
    • Views: 379
    01-27-2020, 10:37 PM Go to last post
  12. adding line out to a speaker output

    Started by Randall, 08-08-2019 01:01 AM
    • Replies: 34
    • Views: 1,286
    01-26-2020, 02:15 PM Go to last post
    • Replies: 13
    • Views: 318
    01-26-2020, 01:26 PM Go to last post
  13. Frequency response in reverb circuit

    Started by überfuzz, 01-23-2020 04:18 PM
    • Replies: 7
    • Views: 262
    01-26-2020, 11:20 AM Go to last post
  14. Looking for a Noise Theory...

    Started by Justin Thomas, 01-15-2020 06:33 PM
    • Replies: 23
    • Views: 498
    01-26-2020, 10:40 AM Go to last post
  15. Weber 5G15/Fender 6G15 reverb grounding

    Started by Greg_L, 12-29-2019 05:09 PM
    2 Pages
    1 2
    • Replies: 46
    • Views: 1,149
    01-26-2020, 02:58 AM Go to last post
  16. Do capacitors always block DC ?

    Started by HaroldBrooks, 01-24-2020 12:23 PM
    • Replies: 8
    • Views: 281
    01-25-2020, 03:26 PM Go to last post
  17. Reduced V1 Hum - New Trick (For Me that is)

    Started by HaroldBrooks, 04-28-2019 06:54 AM
    • Replies: 14
    • Views: 1,334
    01-24-2020, 06:10 PM Go to last post
  18. Cathode follower without elevated heater voltage

    Started by Dark Mavis, 03-03-2019 02:26 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 174
    • Views: 6,842
    01-21-2020, 04:22 PM Go to last post
  19. Standby switch on just screen supply... ?

    Started by Gtr0, 12-28-2019 10:43 AM
    • Replies: 12
    • Views: 607
    01-21-2020, 09:50 AM Go to last post
    • Replies: 19
    • Views: 798
    01-11-2020, 09:59 AM Go to last post
  20. B+ fuse value

    Started by Randall, 01-08-2020 09:44 PM
    • Replies: 1
    • Views: 213
    01-09-2020, 03:30 AM Go to last post
  21. Micro-Cap 12 circuit simulation software now free!

    Started by Zozobra, 01-08-2020 08:34 PM
    • Replies: 0
    • Views: 149
    01-08-2020, 08:34 PM Go to last post
    • Replies: 3
    • Views: 214
    01-08-2020, 08:07 AM Go to last post
  22. Strange switch behaviour

    Started by Randall, 01-06-2020 10:30 PM
    • Replies: 9
    • Views: 339
    01-07-2020, 10:07 PM Go to last post

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