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Threads 1 to 28 of 4303

Forum: Theory & Design

  1. Fast blow or Time delay fuses?

    Started by Randall, 06-04-2016 09:17 PM
    2 Pages
    1 2
    • Replies: 35
    • Views: 120,650
    06-08-2016, 12:55 AM Go to last post
  2. Voltage on Preamp Tubes?

    Started by chipaudette, 12-03-2007 01:10 PM
    • Replies: 33
    • Views: 53,341
    09-03-2008, 08:00 AM Go to last post
  3. LDRs as pots?

    Started by Gregg, 10-25-2006 04:39 PM
    6 Pages
    1 2 3 ... 6
    • Replies: 192
    • Views: 47,001
    10-28-2009, 10:36 AM Go to last post
  4. 6BM8 tubes... what to use them for!

    Started by Bruce / Mission Amps, 04-25-2008 12:09 AM
    3 Pages
    1 2 3
    • Replies: 81
    • Views: 44,481
    01-29-2013, 03:01 AM Go to last post
  5. Power Scaling is Flawed?

    Started by tbryanh, 05-16-2007 08:40 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 158
    • Views: 40,347
    06-07-2012, 08:36 AM Go to last post
  6. EL34/EL84 versus 6V6/6L6

    Started by PRNDL, 05-17-2009 06:11 PM
    • Replies: 7
    • Views: 39,991
    05-29-2009, 09:43 PM Go to last post
  7. Vox AC30 head layout

    Started by fabiomayo, 08-11-2007 09:45 PM
    • Replies: 23
    • Views: 37,605
    03-31-2013, 11:41 PM Go to last post
  8. 6AQ5 vs. 6BQ5/EL84

    Started by EETStudent, 05-12-2008 07:23 PM
    • Replies: 22
    • Views: 37,533
    03-04-2017, 09:09 PM Go to last post
  9. Critique my Pspice and simple tube amp design?

    Started by Tonefishin, 07-12-2008 06:45 PM
    • Replies: 29
    • Views: 33,531
    07-17-2008, 06:37 PM Go to last post
  10. el84 bias...How hot?

    Started by Chuck H, 12-24-2008 05:36 AM
    3 Pages
    1 2 3
    • Replies: 90
    • Views: 33,475
    kg
    02-07-2014, 11:12 AM Go to last post
  11. D.i.y. Bias Probe

    Started by chocopower, 11-28-2007 10:39 PM
    • Replies: 25
    • Views: 28,764
    01-20-2014, 09:58 PM Go to last post
  12. What is a cathode follower?

    Started by bluefoxicy, 04-24-2008 03:54 AM
    • Replies: 10
    • Views: 28,297
    04-25-2008, 11:26 AM Go to last post
  13. high gain amp design

    Started by beinz, 12-17-2011 09:31 PM
    3 Pages
    1 2 3
    • Replies: 86
    • Views: 28,099
    01-14-2012, 06:09 PM Go to last post
  14. Real TrainWreck mojo!

    Started by Chuck H, 12-31-2013 04:36 AM
    7 Pages
    1 2 3 ... 7
    • Replies: 225
    • Views: 26,244
    08-06-2017, 10:04 PM Go to last post
  15. Cool Bass pre-amp

    Started by RPmanen, 03-25-2007 11:43 PM
    • Replies: 33
    • Views: 23,249
    04-17-2007, 01:45 PM Go to last post
    • Replies: 4
    • Views: 22,874
    12-28-2009, 06:29 PM Go to last post
  16. Egnater Rebel 20 20 Schematic?

    Started by olddawg, 11-18-2008 05:14 PM
    • Replies: 16
    • Views: 22,593
    08-29-2011, 09:54 PM Go to last post
  17. The Official Dual Rail Thread

    Started by Wilder Amplification, 04-07-2010 09:02 PM
    6 Pages
    1 2 3 ... 6
    • Replies: 199
    • Views: 21,679
    06-01-2017, 08:59 PM Go to last post
    • Replies: 12
    • Views: 21,477
    12-04-2007, 12:42 AM Go to last post
  18. EF 86 pentode

    Started by Normybaby, 09-06-2007 06:52 PM
    2 Pages
    1 2
    • Replies: 39
    • Views: 20,836
    04-19-2008, 03:34 PM Go to last post
  19. Throwing metal film resistors in Fender amps

    Started by Wil, 01-09-2014 01:50 PM
    6 Pages
    1 2 3 ... 6
    • Replies: 204
    • Views: 20,573
    05-24-2014, 02:54 PM Go to last post
  20. High screen voltage on EL84

    Started by Tonewood, 03-05-2011 03:20 AM
    • Replies: 4
    • Views: 20,434
    03-06-2011, 04:55 PM Go to last post
  21. EL84 Amp Design...Why Such High B+ Voltages?

    Started by Wilder Amplification, 04-02-2011 05:08 PM
    3 Pages
    1 2 3
    • Replies: 81
    • Views: 20,008
    05-31-2014, 01:48 AM Go to last post
  22. Reverb and Driver tube: 12AT7 or 12AX7?

    Started by EETStudent, 08-10-2008 04:58 AM
    • Replies: 30
    • Views: 19,962
    02-29-2012, 10:18 PM Go to last post
  23. Audio - linear transistors

    Started by AkisTzortzis, 07-25-2008 08:07 AM
    • Replies: 19
    • Views: 19,599
    07-28-2008, 08:11 PM Go to last post
  24. Phaez gives away EL84 design

    Started by tedmich, 04-29-2010 05:00 PM
    2 Pages
    1 2
    • Replies: 48
    • Views: 19,507
    05-31-2014, 12:24 AM Go to last post
  25. Direct Coupling with Zener Diodes

    Started by exclamationmark, 04-26-2011 04:59 PM
    6 Pages
    1 2 3 ... 6
    • Replies: 180
    • Views: 19,495
    09-15-2012, 08:05 PM Go to last post
    • Replies: 19
    • Views: 18,450
    01-18-2017, 04:06 PM Go to last post

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