This circuit will produce an audible alarm when the water level reaches a preset level.The circuit can be powered of a 3V battery and is...
Showing posts with label Alarm Monitor Alat. Show all posts
Showing posts with label Alarm Monitor Alat. Show all posts
Alarm Kegagalan Power Suplay (Power Supply Failure Alarm)
Power supply failure indicator circuits Most of the power supply failure indicator circuits need a separate power supply for themselves...
TatangTugumas Alarm Monitor Alat Monday, March 26, 2012
Read MoreLight Control Alarm (Rangkaian Pengontrol Lampu)
Jika LDR tidak mendapat cahaya maka tegangan R4 cukup kecil sehingga TR3 OFF. Tegangan R6 yang terhubung pada gate SCR akan besar sehingga...
TatangTugumas Alarm Monitor Alat Friday, March 23, 2012
Read MoreWater Activated Alarm Circuit
This Water Activated Alarm circuit uses a NE555 timer wired as an astable oscillator and powered by the emitter current of the transistor...