Here is the schematics for Dual LED Blinker Circuit.
Used Components:
BC557 PNP Transistor
220UF, 25V Capacitor
6.8k Resisotor
SMD LED from old COB light
3.7v to...
Watch the YouTube video:
https://youtu.be/xN0DSPrSkqk
Schematics 1:
Here are the schematics for the relay Alarn buzzer circuit.
Schematics 2:
Here is the HEAT Sensor Circuit
Here is the schematics for Dual LED Blinker Circuit.
Used Components:
BC557 PNP Transistor
220UF, 25V Capacitor
6.8k Resisotor
SMD LED from old COB light
3.7v to...
Watch the YouTube video:
https://youtu.be/xN0DSPrSkqk
Schematics 1:
Here are the schematics for the relay Alarn buzzer circuit.
Schematics 2:
Here is the HEAT Sensor Circuit
LDR is a variable resistor that changes its resistive value depending on the intensity of the light. Here we can use this property to run an Astable multivibrator circuit and change the blinking speed as much as we want.