#1
On my Peavey Valveking 100 head? The 1 input has to be jiggled A LOT to work. I have fixed this on guitars. But never a tube head. Any help?
GEAR:

1994 MIM Squier Strat with custom paint
Agile 3000

Peavey Valveking 100
Marshall Lead 1960
Marshall JCM 900 SLX
Carvin 4x12

Zoom G7.1ut
#2
get some bubble gum or take it to an amp tech its an easy fix
Gear:
Peavey 6505 120W Head
Ibanez Rga32 (FOR SALE)
Laney Lv412a Cab(FOR SALE)
Soon To Get::
Boss DD20
Morley Bad Horsie II