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Traffic Light Controller

Traffic Light Controller

5IC111641482367109111513+N615141N51211N41098N367N245N123++PHASEL1R1L2L3D1R12R11R10R7R8R9IC1 = N1 - N6R4R3R2VR1R5R6D2D3D4D5D6D7D8C4C5C6C2C3ZD1C1TRIAC1TRIAC2TRIAC3NEUTRALTraffic Light Controller
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publish time: 2020-10-26
Circuit Everyday

The circuit presented here replaces the unreliable old mechanical traffic signal controller.The timing and timing operations of the circuit are performed by two CMOS Ics (IC1 and IC2), while the actual power switch is achieved by a three-terminal bidirectional thyristor switch.

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