Modern casino Slots are controlled by a computer, and the winning percentages are pre-programmed into the game software.
Casino one armed bandits have Random # Generators which are constantly generating combinations, even when the game is not currently being played.
Running synchronously with the random # generator of the casino one-armed bandit is the payout %.
The payout per cent controls just how much the one-armed bandit will pay, for eg the pay % may be ninety per cent, which means the slot machine game will pay out 90% of all the bets played, … the casino will then get to keep ten percent.
This is not to say that every time you bet ten credits you will receive nine in return – where is the fun … exhilaration in that? Instead, the casino one arm bandit just won’t payout for a while, and then suddenly fire up a hot streak and you might catch the big grand prize.
The profit %s will vary between the different games and a few of the very favored casinos, e.g. Golden Online Casino, which hands out a pay out rate of up to ninety-five per cent!
Thus, in essence, the slot machine takes all the dough played into it and pays it out to a couple of lucky winners. The casino only gets to keep a considerably minute per cent of all the stakes allotted.
The casino one armed bandit software controls each part of the machine, from the flashing lights to the rotating of the reels.
When you hit spin on the slot machine, a combination is generated by the RNG which associates with the pictures on the reel.