Modern casino slot machines are controlled by computer chips and software, and the win %s are pre-programmed into the gaming software.
Casino one armed bandits have Random Number Generators which are continually generating combinations, even when the machine is not active.
Running in sync with the RNG of the casino slot machine is the payout rate %.
The payout % controls just how much the slot machine game will payout, for e.g. the pay out per cent may be ninety percent, meaning the slot machine will pay out ninety percent of all the bets played, … the casino will then get to keep ten percent.
This doesn’t imply that for every time you bet 10 credits you will receive 9 in return – where’s the fun and excitement in that? Instead, the casino slot machine game just won’t pay out for a bit, and then suddenly start up a hot streak and you might draw the big grand prize.
The profit %s shall vary between the various games and just a few of the very popular casinos, for example Golden Online Casino, which offers a cash payment of up to ninety-five per cent!
Therefore, in essence, the slot machine takes all the funds played into it and pays it out to several lucky winners. The casino only gets to keep a generally minute percentage of all the wagers made.
The casino slot software controls each part of the machine, from the flashing lights to the circulating of the reels.
When you hit spin on the one-armed bandit, a combination is put together by the RNG which associates with the pictures on the reel.