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Alarm fire ne555 using circuit diagram temperature electronics sensor arduino schematic system components electronic projects detector transistor project low heat Fire alarm system diagram circuit smoke systems details sentinel technical radio ncra Simple fire alarm circuit using thermistor, germanium diode and lm341
Smoke and fire alarm system — national centre for radio astrophysics .
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Simple Fire Alarm Circuit Using Thermistor, Germanium Diode and LM341
Fire Alarm using NE555 and temperature sensor
Smoke and Fire Alarm System — National Centre for Radio Astrophysics