May be found in, but not necessarily limited to the following brands:
Belair, Viscount
Crosses to: Pfanstiehl P-7
ARISTA
ELECTRO-VOICE EV GAME
MASTERCRAFT
PIEZO-Rystl-MR Waller
RADIO SHACK-REALISTIC
Belair, Viscount
Crosses to: Pfanstiehl P-7
ARISTA
ELECTRO-VOICE EV GAME
MASTERCRAFT
PIEZO-Rystl-MR Waller
RADIO SHACK-REALISTIC