Modern casino one armed bandits are controlled by a computer, and the winning percentages are pre-programmed into the computer software.
Casino Slots have Random Number Generators which are eternally generating combos, even when the slot machine game is not being played.
Running simultaneously with the random # generator of the casino slot machine game is the payout rate percentage.
The payout percent controls how much the slot machine will pay, for e.g. the payout % could be ninety percent, meaning the slot machine will payout 90% of all the stakes played, and the casino gets to keep 10%.
This doesn’t imply that every time you bet ten credits you will receive 9 in return – where’s the fun … thrill in that? Instead, the casino slot machine will not pay out for a while, and then suddenly hit a hot streak and you might catch the big pot prize.
The pay out percentages shall vary between the different games and a few of the highly established casinos, for e.g Golden Online Casino, which provides a payment of up to 95 percent!
Thus, in essence, the one-armed bandit takes all the dough played into it and pays it out to a few fortunate winners. The casino only gets to keep a averagely low per cent of all the odds put out.
The casino slot software controls each and every part of the machine, from the dazzling lights to the rotating 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.