Modern casino slot machines are controlled by a computer, and the win percentages are preprogrammed into the game software.
Casino slot games have RNGs that are constantly generating combos, even when the game is not currently being played.
Running in sync with the random # generator of the casino one-armed bandit is the pay out rate percent.
The pay out % controls how much the slot machine game will pay, for eg the payout percent may be ninety percent, meaning the one arm bandit will payout ninety per cent of all the bets played, and the casino simply gets to keep 10%.
This doesn’t imply that for every time you bet 10 credits you will receive 9 in return – where’s the fun … exhilaration in that? Instead, the casino slot just won’t payout for a little while, and then suddenly jump on a hot streak and you might catch the big top prize.
The payoff %s will definitely vary between the different games and some of the very common casinos, for instance Golden Online Casino, which tenders a payment of up to 95 percentage!
Thus, in essence, the slot machine takes all the money played into it and pays it out to some chosen winners. The casino only gets to keep a relatively tiny per cent of all the plays put out.
The casino slot machine software controls any part of the machine, from the flashing lights to the revolving of the reels.
When you hit spin on the one-armed bandit, a combination is set up by the RNG which associates with the pictures on the reel.