A 28-year-old Coin-op Pinball by Williams Electronics Games, Inc.
Emulated in MAME !
Information for the following ROM(s): rvrbt_l3 rvrbt_p7
Riverboat Gambler © 1990 Williams Electronics Games, Incorporated.
Williams System 11C
Model Number : 50007
Main CPU : M6808 (@ 1 MHz)
Sound CPU : Motorola M6809 (@ 2 MHz)
Sound chips : Yamaha YM2151 (@ 3.579545 MHz), DAC, HC55516
3,200 units were produced.
Before you plunge the ball, press and hold the Red and Black buttons. Then press Pass 3x, Black 3x, Red 3x, Green 3x. The display will now 'shimmer', and when you press Black and Red at the same time it will say 'Hello World'.