Modern casino slot games are controlled by computer chips and software, and the winning %s are pre-programmed into the software.
Casino Slots have RNGs which are eternally generating combinations, even when the game is not active.
Running in unison with the random # generator of the casino one-armed bandit is the payout %.
The payout per cent controls just how much the one-armed bandit will payout, for eg the payout % may be ninety percent, which means the slot machine game will pay out ninety per cent of all the wagers played, and the casino gets to keep 10 per cent.
This is not to say that every time you bet 10 credits you will receive 9 in return – where’s the fun and exhilaration in that? Instead, the casino slot machine game just won’t pay out for a little while, and then suddenly go on a hot streak and you might hit a big grand prize.
The payoff percentages will definitely vary between the various games and a couple of the most common casinos, e.g. Golden Online Casino, which offers a payout of up to ninety five percentage!
So, in essence, the slot machine takes all the $$$$$ played into it and pays it out to a handful of fortunate winners. The casino only gets to keep a considerably minute per cent of all the wagers made.
The casino one armed bandit software controls every single 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 formed by the RNG which connects with the pictures on the reel.