Page 1 of 162 12345671151101 ... LastLast
Threads 1 to 28 of 4515

Forum: Theory & Design

  1. Acoustic 370 repair

    Started by Thomas Robert, Today 09:36 PM
    • Replies: 0
    • Views: 7
    Today, 09:36 PM Go to last post
  2. can I use this OT?

    Started by dmartn149, 06-08-2019 02:37 AM
    • Replies: 34
    • Views: 510
    Today, 09:05 PM Go to last post
  3. Tweed Twin power reduction

    Started by Randall, Yesterday 07:09 PM
    • Replies: 20
    • Views: 210
    Today, 07:18 PM Go to last post
    • Replies: 15
    • Views: 211
    Today, 06:03 PM Go to last post
  4. Subbing a resistor for a speaker

    Started by Randall, 06-13-2019 10:16 PM
    • Replies: 11
    • Views: 218
    Yesterday, 10:49 PM Go to last post
  5. How to determine fuse rating

    Started by Randall, 06-12-2019 11:28 PM
    • Replies: 16
    • Views: 341
    Yesterday, 08:21 PM Go to last post
  6. Reduced V1 Hum - New Trick (For Me that is)

    Started by HaroldBrooks, 04-28-2019 05:54 AM
    • Replies: 11
    • Views: 660
    06-12-2019, 07:08 AM Go to last post
  7. Hammond power supply cap subs

    Started by Randall, 06-07-2019 12:33 AM
    • Replies: 7
    • Views: 248
    06-11-2019, 10:50 PM Go to last post
  8. Output Transformer - 4 wires ?

    Started by HaroldBrooks, 06-10-2019 06:25 PM
    • Replies: 1
    • Views: 155
    06-10-2019, 08:51 PM Go to last post
  9. Output tube impedance

    Started by DaBreeze, 11-16-2009 01:38 PM
    2 Pages
    1 2
    • Replies: 59
    • Views: 20,792
    06-10-2019, 04:43 AM Go to last post
  10. Marshall origin series 20w....why 20?

    Started by daz, 06-09-2019 08:41 PM
    • Replies: 5
    • Views: 228
    06-10-2019, 04:24 AM Go to last post
  11. Dumb series/12.6V heater questions

    Started by Zozobra, 06-04-2019 11:18 AM
    • Replies: 5
    • Views: 227
    06-06-2019, 02:15 PM Go to last post
  12. Effects loop. why?

    Started by Sea Chief, 05-26-2019 02:55 PM
    3 Pages
    1 2 3
    • Replies: 83
    • Views: 1,431
    06-06-2019, 01:34 PM Go to last post
  13. low voltage single ended el84

    Started by cminor9, 05-29-2019 04:25 AM
    • Replies: 34
    • Views: 793
    06-05-2019, 02:52 PM Go to last post
    • Replies: 125
    • Views: 4,799
    06-04-2019, 02:05 AM Go to last post
  14. Ghost Notes - Use Scope to Track down ?

    Started by HaroldBrooks, 05-24-2019 12:41 AM
    • Replies: 16
    • Views: 354
    05-24-2019, 05:19 AM Go to last post
  15. Power supply variation

    Started by nsubulysses, 05-18-2019 08:58 AM
    • Replies: 24
    • Views: 680
    05-23-2019, 08:32 PM Go to last post
  16. PI drive for 6 power tube amp

    Started by nsubulysses, 05-20-2019 08:03 PM
    • Replies: 5
    • Views: 278
    05-21-2019, 10:17 PM Go to last post
  17. Ever wonder about the Sprague Atom controversy?

    Started by Randall, 05-17-2019 10:35 PM
    • Replies: 22
    • Views: 746
    05-20-2019, 12:53 PM Go to last post
    • Replies: 13
    • Views: 464
    05-19-2019, 05:09 PM Go to last post
  18. Maximum DC voltage on output of amp?

    Started by Axtman, 05-14-2019 04:57 AM
    • Replies: 2
    • Views: 291
    05-14-2019, 03:25 PM Go to last post
  19. cabinet shielding question

    Started by Randall, 05-06-2019 02:07 AM
    • Replies: 18
    • Views: 637
    05-12-2019, 02:50 AM Go to last post
  20. Pentode Triode Switch

    Started by überfuzz, 05-09-2019 01:45 PM
    • Replies: 5
    • Views: 381
    05-11-2019, 02:03 AM Go to last post
  21. 12DW7 Reverb

    Started by Natman, 12-02-2010 06:52 PM
    • Replies: 25
    • Views: 7,078
    05-09-2019, 03:09 AM Go to last post
  22. Tube reverb driver circuits

    Started by Rhodesplyr, 04-17-2010 01:58 AM
    • Replies: 18
    • Views: 11,581
    05-08-2019, 11:00 AM Go to last post

Forum Information and Options

Moderators of this Forum

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

Icon Legend

Contains unread posts
Contains unread posts
Contains no unread posts
Contains no unread posts
More than 15 replies or 150 views
Hot thread with unread posts
More than 15 replies or 150 views
Hot thread with no unread posts
Closed Thread
Thread is closed
Thread Contains a Message Written By You
You have posted in this thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •