Modern casino slot games are controlled by computer software, and the winning %s are preprogrammed into the software.
Casino one armed bandits have Random Number Generators which are constantly generating combinations, even when the slot machine is not active.
Running side by side with the Random Number Generator of the casino slot machine is the pay out %.
The pay out % controls just how much the one-armed bandit will payout, for example the payout per cent might be ninety per cent, meaning the slot machine will payout ninety per cent of all the bets played, and the casino gets to keep ten percent.
This does not mean that for every time you bet 10 credits you will receive nine in return – where is the fun and thrill in that? Instead, the casino one arm bandit will not payout for a little while, and then suddenly fire up a hot streak and you might catch the big jackpot prize.
The pay off percentages will tend to vary between the assorted games and some of the most favored casinos, for e.g Golden Online Casino, which gives a payout of up to ninety-five percentage!
This means that, in essence, the slot machine takes all the dough played into it and pays it out to a handful of privileged winners. The casino only gets to keep a averagely indistinct % of all the plays placed.
The casino slot machine software controls each and every part of the machine, from the dazzling lights to the revolving of the reels.
When you hit spin on the slot machine, a combination is developed by the RNG which associates with the pictures on the reel.