Double Up © 1981 Cal Omega.
Draw Poker with the exciting Double-Up feature. Player can discard up to 5 cards per hand. When player has a winning hand, he has 2 choices. He may keep his win with the 'Take' button or try to double it with the 'Double' button. If he selects 'Double', 2 more choices appear, 'Big' or 'Small'. If 'Big' is selected, the next card to appear must be higher than an '8' to win. IF 'Small' is selected, the next card to appear must be lower than an '8' to win. Winning doubles the player's skill points.
Housed in a 'The Derringer' cabinet.
Main CPU : MOS Technology M6502 (@ 833.333 Khz)
Sound Chips : General Instrument AY-3-8910A (@ 833.333 Khz)
Players : 1
Buttons : 5
Cal Omega was bought out by CEI (Casino Electronics), and CEI was bought by UCMC (United Coin Machine Co.).
The CEI 906III last edition was in 1999, by UCMC. The 906III went through 2 revisions in the hardware starting in 1990, thus creating the 906III Turbo+ and 906III EX respectively. The software was upgraded from the CEI 51.08 to 111.xx and now as of this date it is now 700.xx and is sole proprietary of UCMC. UCMC holds all rights to the 906III in all of it's versions.
The 906III Turbo+ is 'Multi Game' capable with 5 poker games Version 420.xx software.
The 906III EX is 'Multi Game' capable with 5 poker games and Black Jack included for 6 games. 500.xx software.
And now the latest 'Multi Game, Multi Denom, with Gamblers Bonus TM' version 700.xx
The 906III Turbo+ had it's clock upgraded and traces added and cut for the use of EPROM's of up to 512k from the 64k & 128k. The 906III EX had the RAM upgraded, again more traces added and cut. Still uses up to 512k EPROM's. Monitor is CGA. Same old 'Apple"' Processor.