Modern casino slot machine games are controlled by a computer, and the win percentages are preprogrammed into the computer software.

Casino slot games have Random Number Generators that are eternally generating combos, even when the game is not being played.

Running in sync with the RNG of the casino one-armed bandit is the pay out rate %.

The pay out per cent controls how much the slot machine game will pay, for e.g. the pay % could be ninety percent, meaning the one arm bandit will pay out ninety per cent of all the bets played, and the casino will then get to keep 10%.

This is not to say that for every time you bet ten credits you will receive nine in return – where’s 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 hit a big jackpot prize.

The pay out %s most likely will vary between the a variety of games and a few of the most common casinos, like Golden Online Casino, which tenders a payment of up to 95 %!

Hence, in essence, the slot machine game takes all the money played into it and pays it out to a couple of privileged winners. The casino only gets to keep a fairly petite percentage of all the stakes allotted.

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

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