Modern casino Slots are controlled by computer chips and software, and the winning %s are preprogrammed into the software.
Casino slot games have RNGs that are continually generating combos, even when the slot machine game is not being played.
Running simultaneously with the random # generator of the casino one-armed bandit is the pay out rate %.
The pay out percentage controls how much the slot machine game will payout, for e.g. the payout percent could be ninety percent, meaning the one arm bandit will payout ninety percent of all the wagers played, and the casino gets to keep 10 per cent.
This is not to say that for every time you bet 10 credits you will receive nine in return – where’s the fun and fascination in that? Instead, the casino slot just won’t pay out for a bit, and then suddenly go on a hot streak and you might hit a big jackpot.
The payout %s usually will vary between the differing games and several of the extremely established casinos, for example Golden Online Casino, which provides a payment of up to 95 percentage!
Thus, in essence, the slot machine takes all the dough played into it and pays it out to a couple of privileged winners. The casino only gets to keep a basically low percentage of all the bets placed.
The casino one armed bandit software controls each and every part of the machine, from the blinking lights to the circulating of the reels.
When you hit spin on the slot machine, a combination is developed by the RNG which relates to the pictures on the reel.