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about Ultrasonic cleaner

Posted: Mon Dec 12, 2011 7:26 am
by OldFoo
I will like to know if i can use a Ultrasonic Cleaner for arcade games boards.Is it safe for the boards that has many ROM,ram,pal ics and crystal Oscillator ?

Can i use any Ultrasonic Cleaner or it has to be special Ultrasonic Cleaner for PCB?And what Khz i have to use 20Khz,40Khz,45Khz?Any special Liquid for PCB?

Any help it will be helpful

:smt006