Modern casino slot games are controlled by computer chips and software, and the winner percentages are pre-programmed into the computer software.

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

Running in unison with the Random Number Generator of the casino one-armed bandit is the payout %.

The pay out percent controls how much the slot machine game will pay out, for e.g. the pay out per cent may be 90%, meaning the slot game will payout 90% of all the stakes played, … the casino will then get to keep 10 percent.

This does not mean that every time you bet 10 credits you will receive 9 in return – where’s the fun … excitement in that? Instead, the casino slot machine game will not payout for a little while, and then suddenly jump on a hot streak and you might hit a big grand prize.

The pay out percentages will very likely vary between the various games and a few of the extremely favored casinos, like Golden Online Casino, which hands out a payout rate of up to ninety-five percent!

As a result, in essence, the one-armed bandit takes all the currency played into it and pays it out to a few lucky winners. The casino only gets to keep a relatively minute percentage of all the stakes made.

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

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