Modern casino one armed bandits are controlled by computer software, and the winner percentages are preprogrammed into the computer software.
Casino one armed bandits have Random Number Generators that are endlessly generating combinations, even when the slot machine game is not being played.
Running in unison with the random # generator of the casino one-armed bandit is the payout rate percentage.
The pay out percentage controls just how much the one-armed bandit will payout, for e.g. the pay % may be ninety per cent, which means the slot game will payout ninety per cent of all the stakes played, … the casino gets to keep 10 percent.
This does not imply that every time you bet 10 credits you will receive 9 in return – where’s the fun and exhilaration in that? Instead, the casino slot just will not pay out for a while, and then suddenly go on a hot streak and you might hit a big top prize.
The payout percentages will vary between the differing games and a few of the extremely acclaimed casinos, for e.g Golden Online Casino, which tenders a payout rate of up to 95 percent!
Hence, in essence, the one-armed bandit takes all the money played into it and pays it out to a number of lucky winners. The casino only gets to keep a generally petite per cent of all the plays placed.
The casino slot machine software controls each part of the machine, from the blinking lights to the turning of the reels.
When you hit spin on the slot machine game, a combination is generated by the RNG which corresponds to the pictures on the reel.