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

Casino slot machines have Random # Generators that are continually generating combinations, even when the slot machine is not being played.

Running in unison with the random # generator of the casino slot machine is the pay out rate %.

The payout percentage controls how much the slot machine will pay out, for eg the pay % might be 90%, meaning the slot machine game will pay 90% of all the wagers played, … the casino simply gets to keep ten percent.

This really does not mean that every time you bet ten credits you will receive nine in return – where is the fun and exhilaration in that? Instead, the casino slot machine just won’t pay out for a while, and then suddenly go on a hot streak and you might hit a big jackpot.

The profit percentages will very likely vary between the assorted games and several of the very popular casinos, for example Golden Online Casino, which tenders a pay out of up to 95 per cent!

Hence, in essence, the slot machine takes all the currency played into it and pays it out to a handful of chosen winners. The casino only gets to keep a generally tiny % of all the stakes made.

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

When you hit spin on the slot machine, a combination is generated by the RNG which is linked to the pictures on the reel.