Modern casino Slots are controlled by computer chips and software, and the win %s are pre-programmed into the gaming software.
Casino slot games have Random # Generators that are endlessly generating combos, even when the machine is not being played.
Running in unison with the Random Number Generator of the casino slot machine game is the pay out rate %.
The pay out percent controls just how much the slot machine will payout, for e.g. the payout percent might be ninety percent, which means the slot game will pay ninety per cent of all the bets played, … the casino only gets to keep 10 percent.
This really does not mean that each and every time you bet 10 credits you will receive 9 in return – where is the fun and fascination in that? Instead, the casino slot will not pay out for a bit, and then suddenly jump on a hot streak and you might draw the big grand prize.
The pay out percentages will tend to vary between the a variety of games and just a few of the highly established casinos, for e.g Golden Online Casino, which gives a payout rate of up to 95 percent!
So, in essence, the slot machine takes all the currency played into it and pays it out to several chosen winners. The casino only gets to keep a averagely small per cent of all the wagers allocated.
The casino slot machine software controls each part of the machine, from the blinking lights to the spinning of the reels.
When you hit spin on the slot machine game, a combination is produced by the RNG which associates with the pictures on the reel.