Modern casino one armed bandits are controlled by a computer, and the win %s are preprogrammed into the game software.

Casino slot machines have Random # Generators which are ceaselessly generating combos, even when the game is not active.

Running jointly with the RNG of the casino one-armed bandit is the pay out %.

The payout % controls how much the slot machine game will pay out, for eg the payout % might be ninety percent, which means the slot machine game will pay ninety percent of all the bets played, … the casino gets to keep ten per cent.

This doesn’t mean that each time you bet 10 credits you will receive 9 in return – where is the fun and thrill in that? Instead, the casino slot machine just will not payout for a bit, and then suddenly start up a hot streak and you might catch the big jackpot.

The profit %s will definitely vary between the various games and some of the most famous casinos, e.g. Golden Online Casino, which provides a pay out of up to ninety-five per cent!

Hence, in essence, the slot machine takes all the money played into it and pays it out to several fortunate winners. The casino only gets to keep a relatively minute per cent of all the stakes placed.

The casino slot software controls each part of the machine, from the flickering lights to the rolling of the reels.

When you hit spin on the slot machine game, a combination is set up by the RNG which associates with the pictures on the reel.