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Forum: Theory & Design

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

    Started by dmartn149, 08-31-2019 09:08 PM
    • Replies: 7
    • Views: 1,829
    09-02-2019, 06:06 AM Go to last post
  1. Secondary Fuse Value

    Started by Gaz, 03-13-2020 10:36 PM
    2 Pages
    1 2
    • Replies: 45
    • Views: 745
    Today, 01:04 AM Go to last post
  2. Throwing metal film resistors in Fender amps

    Started by Wil, 01-09-2014 01:50 PM
    7 Pages
    1 2 3 ... 7
    • Replies: 211
    • Views: 27,247
    Yesterday, 01:14 AM Go to last post
  3. Supply safety rating

    Started by uneumann, 03-26-2020 05:34 PM
    • Replies: 5
    • Views: 115
    Yesterday, 12:13 AM Go to last post
  4. Do leaky tone caps effect tone?

    Started by Randall, 03-25-2020 11:58 PM
    • Replies: 9
    • Views: 154
    03-27-2020, 02:08 AM Go to last post
  5. Ceramic capacitors

    Started by Rod, 03-26-2020 12:12 AM
    • Replies: 3
    • Views: 106
    03-26-2020, 01:16 AM Go to last post
  6. Power Supply Design - Reference Book

    Started by TomCarlos, 03-09-2020 05:27 AM
    • Replies: 4
    • Views: 283
    03-24-2020, 09:17 AM Go to last post
  7. Using Jfets for switching in tube amps - high voltage concerns

    Started by Gaz, 02-15-2020 09:32 PM
    2 Pages
    1 2
    • Replies: 51
    • Views: 1,865
    03-19-2020, 11:16 PM Go to last post
  8. Choosing an Inductor for a Bass Control

    Started by bob p, 08-05-2016 01:07 PM
    2 Pages
    1 2
    • Replies: 47
    • Views: 5,730
    03-17-2020, 08:03 PM Go to last post
    • Replies: 32
    • Views: 863
    03-14-2020, 04:40 PM Go to last post
    • Replies: 7
    • Views: 252
    03-12-2020, 07:37 PM Go to last post
  9. Question Gain stage bypass - query

    Started by NoelW, 09-11-2019 03:22 AM
    • Replies: 19
    • Views: 1,113
    03-09-2020, 08:30 AM Go to last post
  10. PPIMV improvement

    Started by Chuck H, 02-23-2020 05:04 PM
    • Replies: 8
    • Views: 548
    03-07-2020, 09:58 AM Go to last post
  11. two el34s paired with a 100 Watt OT

    Started by Guitarist, 03-02-2020 05:03 AM
    • Replies: 12
    • Views: 524
    03-05-2020, 04:15 PM Go to last post
  12. Proper LEN > TxF Primary Wiring

    Started by Gtr0, 01-07-2020 08:36 AM
    • Replies: 2
    • Views: 332
    03-01-2020, 12:27 PM Go to last post
    • Replies: 19
    • Views: 571
    02-29-2020, 06:46 AM Go to last post
  13. Fender Auto bias circuit

    Started by Randall, 02-26-2019 07:42 PM
    • Replies: 20
    • Views: 1,752
    02-23-2020, 08:16 PM Go to last post
  14. Humbucking Reverb Tank?

    Started by jimboyogi, 12-30-2019 10:00 AM
    2 Pages
    1 2
    • Replies: 48
    • Views: 2,114
    02-23-2020, 02:54 PM Go to last post
  15. Corner Frequency Shortcut Calculation

    Started by HaroldBrooks, 01-24-2020 02:11 AM
    • Replies: 9
    • Views: 423
    02-20-2020, 12:36 PM Go to last post
  16. Mesa Boogie Studio 22 Phase Inverter

    Started by christarak, 02-15-2020 02:07 AM
    • Replies: 24
    • Views: 905
    02-17-2020, 08:48 AM Go to last post
  17. Cooling Fan Math and Concepts

    Started by HaroldBrooks, 02-12-2020 05:29 PM
    • Replies: 1
    • Views: 236
    02-13-2020, 03:37 AM Go to last post
  18. Need help with Peavey mute/clamp circuit

    Started by Gaz, 02-08-2020 12:14 AM
    • Replies: 9
    • Views: 429
    02-11-2020, 08:57 PM Go to last post
    • Replies: 146
    • Views: 9,632
    02-05-2020, 03:08 AM Go to last post
  19. Peavey 5150 heater design?

    Started by Cannibal, 02-02-2020 01:56 PM
    • Replies: 1
    • Views: 216
    02-02-2020, 02:16 PM Go to last post
    • Replies: 3
    • Views: 289
    02-01-2020, 01:10 PM Go to last post
  20. Tube preamp PT secondary SSR switch

    Started by GainFreak, 01-25-2020 10:51 PM
    • Replies: 14
    • Views: 588
    01-27-2020, 09:37 PM Go to last post
  21. adding line out to a speaker output

    Started by Randall, 08-08-2019 12:01 AM
    • Replies: 34
    • Views: 1,679
    01-26-2020, 01:15 PM Go to last post
    • Replies: 13
    • Views: 533
    01-26-2020, 12:26 PM Go to last post
  22. Frequency response in reverb circuit

    Started by überfuzz, 01-23-2020 03:18 PM
    • Replies: 7
    • Views: 410
    01-26-2020, 10:20 AM Go to last post

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