Laser Defend System

@xedex

2 years ago

https://everycircuit.com/circuit/5784260824530944

*) 800-220k Ohm Resistor is a LER Light Emission Resistor *) Lamp is the Laser, which feed the LER. If Laserbeam shines to LER, then resistance is low ~800ohm. If Laserbeam is interrupted to LER, then resistance is 220k Ohm