Modern casino slot machines are controlled by computer software, and the winning percentages are pre-programmed into the gaming software.
Casino slot machine games have RNGs that are eternally generating combinations, even when the slot machine is not currently being played.
Running in sync with the random # generator of the casino slot machine game is the pay out rate per cent.
The pay out per cent controls how much the one-armed bandit will pay out, for example the pay out percentage may be ninety per cent, which means the slot machine will payout ninety per cent of all the wagers played, … the casino simply gets to keep ten per cent.
This is not to say that each time you bet 10 credits you will receive nine in return – where’s the fun and excitement in that? Instead, the casino slot machine just will not payout for a little while, and then suddenly go on a hot streak and you might draw the big top prize.
The payoff percentages will very likely vary between the various games and some of the highly favored casinos, like Golden Online Casino, which provides a cash payment of up to ninety-five %!
Therefore, in essence, the slot machine game takes all the funds played into it and pays it out to a few lucky winners. The casino only gets to keep a averagely low percentage of all the bets put out.
The casino one armed bandit software controls each and every part of the machine, from the flashing lights to the spinning of the reels.
When you hit spin on the one-armed bandit, a combination is put together by the RNG which connects with the pictures on the reel.