Modern casino one armed bandits are controlled by computer chips and software, and the winning %s are preprogrammed into the game software.
Casino slot machines have Random Number Generators which are continually generating combos, even when the game is not being played.
Running jointly with the RNG of the casino slot machine game is the payout rate percent.
The payout % controls just how much the slot machine game will payout, for e.g. the pay % may be ninety per cent, meaning the slot machine will pay out 90% of all the bets played, … the casino simply gets to keep 10 percent.
This is not to say that each and every time you bet ten credits you will receive nine in return – where is the fun … excitement in that? Instead, the casino slot will not payout for a little while, and then suddenly hit a hot streak and you might catch the big jackpot.
The pay out %s most likely will vary between the various games and some of the notably famous casinos, for e.g Golden Online Casino, which tenders a pay out rate of up to ninety five per cent!
Therefore, in essence, the slot machine game takes all the money played into it and pays it out to some privileged winners. The casino only gets to keep a considerably tiny percentage of all the bets allocated.
The casino one armed bandit software controls every single part of the machine, from the flashing lights to the spinning of the reels.
When you hit spin on the slot machine game, a combination is put together by the RNG which corresponds to the pictures on the reel.