Prabha,
First check volume pot wiring. Just to be sure put a 1 - 10K in series with the center wiper lead.
Make sure that you do not have ground loops. Insulate the speaker ground from the chassis.
The chassis must be ground at only in one place.
Raj
toggle quoted message
Show quoted text
At 01-12-2017, you wrote:
My issue is just opposite of said known issue about audio sequel.