Page 1 of 165 12345671151101 ... LastLast
Threads 1 to 28 of 4594

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: 949
    09-02-2019, 07:06 AM Go to last post
  1. Cathode follower without elevated heater voltage

    Started by Dark Mavis, 03-03-2019 02:26 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 136
    • Views: 4,916
    Today, 01:45 PM Go to last post
  2. "Swirly" Distortion Decay Sound Fix !

    Started by HaroldBrooks, Yesterday 07:17 PM
    • Replies: 6
    • Views: 97
    Today, 08:26 AM Go to last post
  3. YADTMI - yet another dual triode mixing idea

    Started by SoulFetish, 12-12-2019 07:22 AM
    • Replies: 6
    • Views: 161
    Today, 06:21 AM Go to last post
  4. Testing non-electrolytic caps to find the "shielded" end

    Started by gearhead63, 11-16-2015 02:15 PM
    2 Pages
    1 2
    • Replies: 36
    • Views: 2,437
    Yesterday, 02:57 PM Go to last post
  5. I want to build an amp selector (two amps a/b, one cab)

    Started by Gtr0, 10-05-2019 08:52 AM
    3 Pages
    1 2 3
    • Replies: 84
    • Views: 2,487
    12-10-2019, 09:59 AM Go to last post
  6. Quick question regard biasing

    Started by catalin gramada, 12-02-2019 03:02 PM
    • Replies: 16
    • Views: 404
    12-03-2019, 05:31 PM Go to last post
  7. Dual tap OT quandry

    Started by Randall, 11-23-2019 10:30 PM
    • Replies: 34
    • Views: 689
    12-03-2019, 03:48 AM Go to last post
  8. DC heater variations

    Started by m1989jmp, 12-01-2019 11:42 AM
    • Replies: 4
    • Views: 238
    12-02-2019, 09:29 AM Go to last post
    • Replies: 22
    • Views: 441
    11-30-2019, 05:36 PM Go to last post
    • Replies: 15
    • Views: 623
    11-30-2019, 08:16 AM Go to last post
    • Replies: 2
    • Views: 138
    11-29-2019, 09:09 PM Go to last post
  9. Pentode Screen Capacitors ? I don't get it !

    Started by HaroldBrooks, 11-27-2019 03:00 PM
    • Replies: 10
    • Views: 292
    11-28-2019, 05:57 PM Go to last post
    • Replies: 3
    • Views: 209
    11-22-2019, 02:17 PM Go to last post
  10. Output transformer Harmonics Cancellation ?

    Started by HaroldBrooks, 11-19-2019 01:15 PM
    • Replies: 22
    • Views: 474
    11-20-2019, 02:26 PM Go to last post
    • Replies: 6
    • Views: 168
    11-20-2019, 01:07 PM Go to last post
    • Replies: 19
    • Views: 1,163
    11-18-2019, 04:00 PM Go to last post
  11. Peavey MX VTX Series Amp - Output Section

    Started by TomCarlos, 11-17-2019 06:37 PM
    • Replies: 6
    • Views: 225
    11-18-2019, 03:24 PM Go to last post
  12. 2-way speaker crossover design

    Started by m1989jmp, 10-26-2019 12:17 PM
    • Replies: 8
    • Views: 395
    11-17-2019, 10:32 AM Go to last post
  13. VHT/Fryette power amps

    Started by kostic2000, 11-15-2019 11:49 AM
    • Replies: 8
    • Views: 390
    11-15-2019, 10:47 PM Go to last post
  14. Transformers

    Started by vintagekiki, 07-20-2018 11:34 PM
    • Replies: 8
    • Views: 1,314
    11-07-2019, 05:29 AM Go to last post
  15. What is one KT66 doing in a EL34 amp?

    Started by Randall, 11-01-2019 01:20 AM
    • Replies: 26
    • Views: 672
    11-02-2019, 12:46 AM Go to last post
    • Replies: 8
    • Views: 416
    11-01-2019, 03:52 AM Go to last post
    • Replies: 4
    • Views: 345
    10-31-2019, 03:35 PM Go to last post
    • Replies: 7
    • Views: 354
    10-31-2019, 11:23 AM Go to last post
    • Replies: 14
    • Views: 436
    10-31-2019, 11:18 AM Go to last post
    • Replies: 1
    • Views: 173
    10-28-2019, 06:04 PM Go to last post
  16. Zener Diodes to drop Heater Voltage ?

    Started by HaroldBrooks, 10-25-2019 08:22 PM
    • Replies: 31
    • Views: 768
    10-27-2019, 08:56 PM Go to last post
    • Replies: 8
    • Views: 392
    10-25-2019, 09:50 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
  •