Practical case: Multi-perimeter intrusion detection
Master Digital Electronics by building a 4-zone security alarm. Use an OR gate to trigger a relay and siren instantly when any single access point is breached.
OR Gate
Practical case: Simple electronic voting system
Master Digital Electronics by building a voting system with an OR gate. Design a circuit that triggers a visual signal when any judge activates a switch.
Practical case: Production Line Fault Monitoring
Master Digital Electronics by building a safety circuit with an OR gate. Stop a conveyor belt instantly when temperature or jam sensors detect faults.
Practical case: Redundant motor starter system
Master Digital Electronics by building a dual-start motor control circuit. Use an OR gate to trigger a relay and drive heavy loads from two distinct locations.
Practical case: Emergency water pump activation
Master Digital Electronics by building a flood prevention system. Use an OR gate to activate a drainage pump when water sensors trigger a 5V logic signal.
Practical case: Car Door Open Warning System
Master Digital Electronics by building a car door alarm with a 74HC32 OR gate. Learn to detect open circuits and trigger LED alerts for safer security systems.