Modern casino one armed bandits are controlled by computer software, and the winning %s are preprogrammed into the game software.
Casino Slots have Random Number Generators which are endlessly generating combos, even when the game is not active.
Running concurrently with the random # generator of the casino slot machine is the pay out rate %.
The payout per cent controls how much the slot machine will pay, for eg the pay out percentage may be ninety percent, meaning the slot machine will pay ninety per cent of all the wagers played, … the casino will then get to keep 10 percent.
This doesn’t mean that every 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 just won’t payout for a little while, and then suddenly start up a hot streak and you might catch the big top prize.
The pay out %s shall vary between the various games and a few of the notably popular casinos, for e.g Golden Online Casino, which offers a payout of up to ninety-five percentage!
Therefore, in essence, the one-armed bandit takes all the currency played into it and pays it out to a few privileged winners. The casino only gets to keep a considerably petite per cent of all the odds made.
The casino slot software controls each part of the machine, from the flashing lights to the rolling of the reels.
When you hit spin on the one-armed bandit, a combination is put together by the RNG which corresponds to the pictures on the reel.