Modern casino one armed bandits are controlled by computer software, and the winner percentages are preprogrammed into the computer software.
Casino slot machines have RNGs which are continuously generating combos, even when the slot machine is not being played.
Running jointly with the Random Number Generator of the casino one-armed bandit is the payout rate percent.
The payout % controls how much the slot machine game will pay, for e.g. the payout percent may be 90%, which means the slot game will pay out 90% of all the bets played, and the casino will then get to keep ten percent.
This doesn’t mean that each and every time you bet ten credits you will receive 9 in return – where is the fun … excitement in that? Instead, the casino slot machine game won’t pay out for a bit, and then suddenly start up a hot streak and you might draw the big jackpot prize.
The payout percentages will very likely vary between the different games and a few of the extremely popular casinos, for e.g Golden Online Casino, which hands out a pay out rate of up to ninety-five per cent!
Therefore, in essence, the one-armed bandit takes all the cash played into it and pays it out to some lucky winners. The casino only gets to keep a generally tiny per cent of all the odds made.
The casino slot machine software controls each part of the machine, from the flashing lights to the rolling of the reels.
When you hit spin on the slot machine game, a combination is generated by the RNG which relates to the pictures on the reel.