Lab Overview / PNP Dark Sensor This circuit uses the output from an LDR to trigger a PNP Transistor (Q1) to drive a Relay (RY1) and fire a single detonator. Tools / Parts / Test Equipment Soldering IronHelping Hands Solder Multimeter
Lab Overview / PNP Dark Sensor This circuit uses the output from an LDR to trigger a PNP Transistor (Q1) to drive a Relay (RY1) and fire a single detonator. Tools / Parts / Test Equipment Soldering IronHelping Hands Solder Multimeter