Modern casino slot machine games are controlled by computer software, and the win %s are pre-programmed into the software.

Casino one armed bandits have Random Number Generators which are eternally generating combos, even when the game is not being played.

Running synchronously with the random # generator of the casino slot machine is the payout rate %.

The pay out percent controls just how much the one-armed bandit will pay out, for e.g. the pay out per cent may be 90%, which means the one arm bandit will pay out ninety per cent of all the wagers played, and the casino simply gets to keep 10%.

This really does not mean that each time you bet 10 credits you will receive 9 in return – where is the fun … exhilaration in that? Instead, the casino slot machine just will not payout for a little while, and then suddenly hit a hot streak and you might draw the big grand prize.

The pay off %s will most likely vary between the different games and a few of the very established casinos, for example Golden Online Casino, which gives a pay out rate of up to ninety-five percentage!

As a result, in essence, the one-armed bandit takes all the cash played into it and pays it out to several lucky winners. The casino only gets to keep a relatively small percent of all the odds placed.

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

When you hit spin on the one-armed bandit, a combination is set up by the RNG which relates to the pictures on the reel.