Slot machine is both a game and an object. We call slot machine as the physical object containing reels, symbols, buttons, displays and an arm that is used in playing the game of slot machine. The game of slot machine is played by inserting a coin in the feeding system, spinning the arm or pushing the spin button and waiting if you got the right symbol combination or not. It's very simple and real fun to play.
Each slot machine contains Random Number Generators that ensure the randomness of the combination of symbols you get after the spin. RNG combinations change per second and it is only decided once the first coin is dropped in the slot machine. Slot machines also possess microprocessors inside.
It is also interesting to think that slot machines are called fruit machines in the United Kingdom. The symbols of fruits were first used by the developers of slot machines in 1910. It has been a famous design of slot machines ever since.
Slot machines were first invented in 1895. Since then newer and better versions of the slot machine emerged. The slot machine has different types. They are the straight slots, the bonus slots, and the progressive slots. There are other varieties of slot machines but they are just too many to include here.
Normally a slot schedule is placed in front of each slot machine. A slot schedule is the information regarding a particular slot machine. It includes the denomination for the coins you have to use in betting, the type of slot machine you are about to use and the winning amount you could possibly get for each bet you make.
All slot machines are the same in the outside. They may differ in some minor details but they are the same. However, slot machines have different payout schedules. Payout schedules are a list of the possible payouts a player gets if he gets a certain combination. Betting the maximum number of coins gives you the opportunity to win it big but also the opportunity to lose it big.
These are only some basic facts about slot machines. I hope I helped in letting you know what slot machines are.