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KO / KOP Amplifier - Coin door / menu volume set to 35 (usable range 0-max).SERVICE MENU → UTIL → VOL→:SELECT BACKBOX SPEAKER TYPE → 8OHM (DEFAULT)SELECT AUDIO FILTER EQ / SHELF / None → NoneSERVICE M … read more

The output of the PinWoofer GT, GTP and KOP amplifiers have what's called "Pro" or "Studio" level which is of a higher voltage drive compared to consumer electronics. (The KO amplifier does not have a … read more

11/03/2022 PinWoofer Podcast with Buffalo Pinball:YouTube Link

05/29/2022 PinWoofer Podcast from Motorcity Pinball:YouTube Link

On rare occasion the 6-pin Molex speaker header pins (inside the amplifier) slip above the path of the 6-pin Molex plug holes. This results in the pins inside of the amplifier not sliding into the … read more