Title says it all, looking for a Williams System 4 to 7 power supply, preferably tested working, but I'll take an untested or even a known non working one if need be.
If I remember correctly, sys 7 is different than 3-6. I have a Sys3-6 power supply here if you're interested.
Currently Owning: Vids- Road Blasters, Road Runner, Joust, Golden Tee 2005 Pins- Back to the Future, Theatre of Magic, Joker Poker, Grand Tour, Hyperball
Previously Owned: Vids- Far too many to list Pins- High Speedx2, The Shadow, Mystic.