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Forum: Theory & Design

    • Replies: 11
    • Views: 196
    Today, 04:56 PM Go to last post
  1. Push/Pull Pair Removal Theory & Questions

    Started by trip, 02-14-2018 09:03 PM
    2 Pages
    1 2
    • Replies: 50
    • Views: 830
    Yesterday, 03:22 AM Go to last post
  2. speaker impedence question

    Started by daz, 02-16-2018 10:25 PM
    • Replies: 10
    • Views: 168
    daz
    02-17-2018, 05:03 PM Go to last post
  3. Symmetry vs. Asymmetry

    Started by Chuck H, 02-13-2018 05:14 AM
    • Replies: 7
    • Views: 267
    02-14-2018, 04:28 PM Go to last post
  4. Self-Biasing

    Started by lowell, 02-12-2018 04:33 PM
    • Replies: 2
    • Views: 192
    02-13-2018, 03:30 PM Go to last post
  5. MOSFET Vibro Champ Vibrato

    Started by Zouto, 02-12-2018 05:58 PM
    • Replies: 3
    • Views: 183
    02-13-2018, 11:09 AM Go to last post
    • Replies: 46
    • Views: 936
    02-11-2018, 09:09 AM Go to last post
  6. Cathode follower voltage question 6SL7

    Started by Bloomfield, 01-30-2018 07:01 PM
    • Replies: 9
    • Views: 285
    02-11-2018, 08:23 AM Go to last post
    • Replies: 13
    • Views: 432
    02-11-2018, 01:42 AM Go to last post
    • Replies: 104
    • Views: 2,559
    02-09-2018, 11:02 PM Go to last post
  7. bucking transformer rating

    Started by Randall, 01-24-2018 01:28 AM
    • Replies: 12
    • Views: 305
    g1
    02-05-2018, 09:45 PM Go to last post
  8. Output Transformer Saturation Surpise

    Started by nickb, 01-14-2018 09:18 PM
    2 Pages
    1 2
    • Replies: 54
    • Views: 1,289
    01-28-2018, 08:23 PM Go to last post
  9. Rectifier tube voltage drop

    Started by Randall, 01-25-2018 03:23 AM
    • Replies: 9
    • Views: 325
    01-27-2018, 07:40 AM Go to last post
  10. Question about voltage dop in a power supply

    Started by tpaairman, 01-12-2018 11:20 AM
    • Replies: 19
    • Views: 475
    01-27-2018, 04:15 AM Go to last post
  11. Issue with a Clone Hybrid Hiwatt/Ampeg

    Started by blackwhaleamp, 12-08-2017 02:23 PM
    • Replies: 22
    • Views: 752
    01-25-2018, 08:23 PM Go to last post
  12. Dark sounding tubes?

    Started by Gambon88, 01-18-2018 08:53 PM
    • Replies: 11
    • Views: 367
    01-19-2018, 04:37 PM Go to last post
  13. tube rect/ss rect circuit

    Started by mikepukmel, 12-29-2017 05:02 AM
    • Replies: 21
    • Views: 590
    01-19-2018, 09:37 AM Go to last post
  14. Cathode Follower in Single Ended Amp?

    Started by bw1985, 01-08-2018 06:35 PM
    • Replies: 28
    • Views: 775
    01-16-2018, 04:16 AM Go to last post
  15. One other question about B+ resistors

    Started by tpaairman, 01-14-2018 08:14 AM
    • Replies: 5
    • Views: 242
    01-15-2018, 10:53 AM Go to last post
    • Replies: 8
    • Views: 180
    01-15-2018, 03:03 AM Go to last post
  16. Tales of unexpected hum sources: Thomas Vox Amps

    Started by R.G., 01-04-2018 07:26 PM
    • Replies: 13
    • Views: 407
    01-07-2018, 10:05 PM Go to last post
  17. Chuck H's Zener bias mod

    Started by eschertron, 01-02-2018 04:14 AM
    • Replies: 19
    • Views: 532
    01-07-2018, 02:58 AM Go to last post
  18. Matching EL34s in triode vs pentode modes

    Started by RobLM, 12-03-2017 05:00 AM
    • Replies: 5
    • Views: 373
    01-05-2018, 11:48 PM Go to last post
    • Replies: 7
    • Views: 276
    g1
    01-04-2018, 09:25 PM Go to last post
  19. Taming EF86 Tube Circuit - Reducing bottom end?

    Started by bw1985, 12-30-2017 05:30 AM
    • Replies: 3
    • Views: 243
    12-30-2017, 03:30 PM Go to last post
  20. OT protection diodes SR-2873?

    Started by tedmich, 08-18-2009 09:53 PM
    3 Pages
    1 2 3
    • Replies: 77
    • Views: 11,928
    12-29-2017, 08:27 PM Go to last post
  21. what does this input resistor do?

    Started by Randall, 12-03-2017 10:25 PM
    • Replies: 28
    • Views: 890
    12-29-2017, 05:09 AM Go to last post
  22. Jfet matching

    Started by lowell, 12-11-2017 09:35 PM
    • Replies: 17
    • Views: 486
    12-26-2017, 05:24 PM Go to last post

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