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Figure an Arduino most matches the "Other" category. To be specific, it isn't an Arduino brand, it is a DigiSpark, but the trouble isn't with the device itself. The problem is with a buzzer. I got ...
In this experiment we are going to work with a sensor which is a resistor that depends on light. In a dark environment, the resistor will have a very high ...
We've all missed the buzzer and forgotten a load of laundry once or twice. While setting an alarm is easy enough, but this Arduino-powered alert system will just send you a text when it's time to ...
Posted in Arduino Hacks Tagged arcade button, led, quiz buzzer, sounds ← Scratch-build Garden Nursery Uses Arduino Monitoring Visualizing Sound Without A Computer → ...
Each buzzer consists of an Arduino Pro Mini 3.3 V, a nRF24L01, and of course a big pushbutton on the top.
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