Fridge Door Alarm Circuit
€ 24.50
Auf Lager
4.6
(401)
![](https://www.electroschematics.com/wp-content/uploads/2010/06/fridge-door-alarm.gif?fit=523%2C261)
This fridge door alarm is using a 3V battery supply should be placed (in a small box) in the fridge near the lamp or close to the opening. With the door
![](https://www.learningelectronics.net/circuits/images/fridge-door-open-alarm-circuit.jpg)
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