Modern casino slot games are controlled by computer chips and software, and the win %s are pre-programmed into the game software.
Casino one armed bandits have Random # Generators which are endlessly generating combos, even when the machine is not active.
Running in unison with the Random Number Generator of the casino one-armed bandit is the payout percent.
The payout percentage controls how much the slot machine game will pay out, for example the pay out percentage could be 90%, which means the slot game will pay ninety percent of all the stakes played, … the casino simply gets to keep ten percent.
This doesn’t imply that each time you bet ten credits you will receive nine in return – where is the fun and fascination in that? Instead, the casino slot machine game won’t payout for a bit, and then suddenly hit a hot streak and you might hit a big pot prize.
The pay off percentages will tend to vary between the alternate games and a handful of the notably favored casinos, for instance Golden Online Casino, which provides a payout rate of up to ninety five percentage!
Hence, in essence, the slot machine game takes all the $$$$$ played into it and pays it out to a handful of chosen winners. The casino only gets to keep a relatively indistinct percent of all the plays made.
The casino slot software controls each part of the machine, from the blinking lights to the spinning of the reels.
When you hit spin on the one-armed bandit, a combination is put together by the RNG which relates to the pictures on the reel.