Arcade Voltages Question

Xian Xi

Xian Xi

JammaNationX,
15 Year Member
Joined
Dec 1, 2005
Posts
27,762
Do boards that take -5v also use +12v as well or is it an either or kinda deal?
 
ttooddddyy

ttooddddyy

PNG FTW,
Joined
Nov 29, 2001
Posts
8,335
Yes they use both. -5 volts (as well as the +5 volts) supplies the operational amps in the audio pre-amp stage and the 12 volts supplies the audio output amplifier.
 
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