News:
September 25, 2023, 03:01:50 AM

Author Topic: Extended FP III with 60 Hz buzz  (Read 3370 times)

0 Members and 1 Guest are viewing this topic.

Offline mingles

  • Jr. Member
  • **
  • Posts: 38
    • My system
Re: Extended FP III with 60 Hz buzz
« Reply #15 on: June 22, 2022, 05:43:48 PM »
Hi Paul, I added the jumpers, but it didn't seem to change the buzz.

Offline Paul Birkeland

  • Global Moderator
  • Hero Member
  • *****
  • Posts: 18655
Re: Extended FP III with 60 Hz buzz
« Reply #16 on: June 22, 2022, 06:53:14 PM »
How about these two?  They go between coupling cap black leads and the grounds you were using for the last test.
Paul "PB" Birkeland

Bottlehead Grunt & The Repro Man