Modern casino one armed bandits are controlled by computer chips and software, and the win percentages are preprogrammed into the gaming software.

Casino one armed bandits have RNGs that are ceaselessly generating combinations, even when the slot machine is not currently being played.

Running concurrently with the Random Number Generator of the casino slot machine is the pay out percentage.

The payout percentage controls just how much the slot machine game will pay out, for eg the pay % could be 90%, which means the slot game will pay out ninety percent of all the bets played, … the casino only gets to keep ten per cent.

This doesn’t imply that each time you bet 10 credits you will receive nine in return – where’s the fun … excitement in that? Instead, the casino slot machine game just won’t payout for a bit, and then suddenly start up a hot streak and you might hit a big jackpot prize.

The profit percentages will very likely vary between the various games and a few of the extremely popular casinos, for e.g Golden Online Casino, which offers a payment of up to ninety five per cent!

This means that, in essence, the one-armed bandit takes all the money played into it and pays it out to several chosen winners. The casino only gets to keep a relatively tiny percent of all the wagers allocated.

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

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