NEW Williams System 3-7 MPU and Driver Combination For Sale

Works in all Williams System 3 to 7 pinball games and some shuffle games.Single Combined ROM with game select by dip switch.NVRAMCurrent draw greatly reduced
LED ghosting fixed (in most situations) by hardware delaying the lamp rowsMOSFET solenoid and lamp circuitry reduces complexity and, eliminates sixteen power resistors.All surface mount chips and power transistors have a second set of redundant holes for easy through hole repair.Not compatible with Hyperball.All switch matrix & special solenoid switch integrated circuits are in an IC socket.Game List and Setup information.