Excessive Hum issues!
wwave1snake last edited by
If you ground the Positive grid Spark amp...... the hum issues will disappear !!!!! Use a thin wire attached to the Input jack and the other end attached to the ground point of the outlet you're using!!!
de_cunny last edited by
The Hum goes away if you ground the spark amp?😲😳
That's new 😂
Great note, thank you very much.