Modern casino one armed bandits are controlled by a computer, and the win percentages are pre-programmed into the game software.

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

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

The payout % controls how much the slot machine will payout, for eg the payout per cent could be 90%, which means the slot machine game will payout ninety percent of all the bets played, … the casino simply gets to keep 10 per cent.

This does not imply that every time you bet ten credits you will receive 9 in return – where’s the fun and excitement in that? Instead, the casino slot just won’t payout for a little while, and then suddenly go on a hot streak and you might catch the big jackpot prize.

The pay out %s will vary between the assorted games and some of the highly famous casinos, for instance Golden Online Casino, which gives a cash payment of up to 95 per cent!

As a result, 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 indistinct percentage of all the plays allotted.

The casino slot machine software controls every single part of the machine, from the blinking lights to the turning of the reels.

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