How does a coin counter system identify the denomination of coins?

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Coin counters work by using sensors and mechanisms to count and sort coins. They can also use weight, size, or other physical characteristics to identify coins.  Here are some ways coin counters work: Mixed coin counters: Use automated sensors and rotating discs to identify coins based on their size. The coins are then funneled into separate receiving cups. Presorted coins: Use a bowl with a flat spinning disc at the bottom to distribute coins around the bowl perimeter. Magnetic field: Every coin has slightly different magnetic properties due to the metals they're made with. The coin... Show more

How does a coin counter system identify the denomination of coins?