But how do these machines know when you're putting in a real or a fake coin, and how are they able to detect exactly how much money you've put into it? Special light sensors are built into the machine ...

Dave Phillips, install technician with Canteen of Northern California Food & Vending Service, installs a motion sensor to a vending machine. The sensor not only allows the machine , to go on when ...

Makers, Arduino enthusiasts and hobbyists or anyone who is wanted to own their very own vending machine. Maybe interested in a new tutorial published by electronics expert and maker Dejan ...

Simply insert a coin, choose a product, and repeat. The machine can be customized to hold different types of items, making it a fun and practical addition to any home or office.