Simple Alarm Circuit
2 years ago
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[{"text":"Hi , This video is to show you how to make a simple beeping buzzer circuit, which can be used as "},{"text":"alarm","bold":true},{"text":". \u25fe Download the circuit\u00a0..."}]
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{"title":"Simple Alarm Circuit by ES Tech Knowledge 52,265 views 2 years ago 2 minutes, 58 seconds","duration":"2 minutes, 58 seconds"}