Page 4 of 162 FirstFirst 123456789101454104 ... LastLast
Threads 85 to 112 of 4519

Forum: Theory & Design

  1. Chinese EL34 problem

    Started by Malcolm Irving, 02-05-2019 01:36 PM
    • Replies: 4
    • Views: 516
    02-05-2019, 06:47 PM Go to last post
  2. Tube heater question/idea

    Started by KCman, 01-31-2019 04:40 PM
    • Replies: 22
    • Views: 842
    02-02-2019, 01:31 AM Go to last post
  3. Shared cathode resistor question

    Started by catalin gramada, 01-30-2019 12:36 PM
    • Replies: 6
    • Views: 422
    01-30-2019, 07:06 PM Go to last post
    • Replies: 20
    • Views: 807
    01-28-2019, 02:22 PM Go to last post
  4. Toward a GU50 power stage

    Started by bea, 01-28-2019 03:27 AM
    • Replies: 0
    • Views: 280
    01-28-2019, 03:27 AM Go to last post
  5. Understanding "grid drive" to drive, 2, 4, 6 power tubes

    Started by nsubulysses, 12-31-2018 02:26 AM
    5 Pages
    1 2 3 ... 5
    • Replies: 167
    • Views: 5,004
    01-28-2019, 02:01 AM Go to last post
  6. power tube quad confusion

    Started by Randall, 01-21-2019 11:11 PM
    • Replies: 3
    • Views: 366
    01-22-2019, 01:11 AM Go to last post
  7. OK to run a 5V4GA recto in a 6G9 Tremolux?

    Started by Randall, 01-09-2019 03:04 AM
    • Replies: 18
    • Views: 845
    01-20-2019, 08:27 PM Go to last post
  8. Virtual center tap OT?

    Started by Satamax, 01-17-2019 03:13 PM
    • Replies: 13
    • Views: 670
    01-18-2019, 04:13 PM Go to last post
  9. Marshall caps

    Started by Valvehead, 01-18-2019 04:21 AM
    • Replies: 6
    • Views: 321
    01-18-2019, 03:10 PM Go to last post
  10. Designing for AB2

    Started by Smitty, 06-25-2006 04:36 PM
    2 Pages
    1 2
    • Replies: 53
    • Views: 12,320
    01-18-2019, 02:32 PM Go to last post
  11. AAA battery question

    Started by Randall, 01-17-2019 05:05 AM
    • Replies: 7
    • Views: 509
    01-18-2019, 02:34 AM Go to last post
  12. DC coupled C.F. question

    Started by catalin gramada, 01-12-2019 07:38 PM
    2 Pages
    1 2
    • Replies: 43
    • Views: 1,359
    01-16-2019, 07:40 PM Go to last post
  13. Switching scheme with muting and LEDs

    Started by frusciante89, 11-25-2018 05:44 PM
    2 Pages
    1 2
    • Replies: 42
    • Views: 2,068
    01-12-2019, 07:43 PM Go to last post
  14. Grid Current Emulation at Input to Power Amp

    Started by loudthud, 01-10-2019 08:57 AM
    • Replies: 11
    • Views: 636
    01-11-2019, 08:53 PM Go to last post
  15. D.i.y. Bias Probe

    Started by chocopower, 11-28-2007 11:39 PM
    • Replies: 28
    • Views: 30,807
    01-05-2019, 04:12 AM Go to last post
    • Replies: 3
    • Views: 402
    01-04-2019, 02:51 PM Go to last post
  16. Parallel FX Loop help

    Started by hylaphone, 12-30-2018 10:14 PM
    • Replies: 1
    • Views: 390
    12-31-2018, 03:40 PM Go to last post
    • Replies: 18
    • Views: 1,093
    12-29-2018, 04:14 AM Go to last post
  17. Schematic analysis of the Marshall Valvestate 8008

    Started by Roberto, 02-18-2016 04:54 AM
    2 Pages
    1 2
    • Replies: 41
    • Views: 5,886
    12-24-2018, 03:26 AM Go to last post
    • Replies: 14
    • Views: 1,466
    12-23-2018, 04:28 PM Go to last post
  18. No load protection for Class D amp

    Started by Gaz, 12-20-2018 12:42 AM
    • Replies: 21
    • Views: 954
    12-22-2018, 03:04 PM Go to last post
  19. Fender Vibro King rated at 60 watts?

    Started by Randall, 12-17-2018 10:52 PM
    • Replies: 19
    • Views: 981
    12-21-2018, 08:35 PM Go to last post
  20. AC/DC powered amp

    Started by dkevin, 12-11-2018 06:57 PM
    • Replies: 4
    • Views: 327
    12-15-2018, 05:46 PM Go to last post
  21. MOSFET Follies question...

    Started by Gaz, 12-04-2018 06:40 AM
    • Replies: 11
    • Views: 870
    12-11-2018, 01:35 PM 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
  •