One near new standard pot assembly circuit board from a recent gibson les paul electric guitar.
Gibson printed circuit board.
1956 gibson ga 40 description 15w cathode biased combo amplifier.
Includes output jack connector nuts and washers.
A switch or jack is not included.
New pcb style gibson electronics.
Gnolivos maybe your hum problem is associated with the ground wire not making good connection to the circuit board.
Bridge pickups switch and ground connections are clearly labeled for easy solder less wiring.
Gibson quick connect printed circuit board with push pull coil splits.
Made in the usa price 1000 build 2 channel hand wired valve combo with tremolo power rating 4w valves 2x 5879 2x 6v6 1x 5y3.
The switch is a wedge of mahogany sprayed tobacco brown so you could think of it as a bit of a vintage gibson guitar.
If this were my instrument i would open the control cavity again plug it in and wiggle that light green plastic thing that is near the switch.
Pup connectors and more.