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220V Live Wire Scanner

220V Live Wire Scanner

SENSOR

S1

PUSH-TO-ON

SWITCH

POWER

LED1

9V

BATT.

LED2

R1

470Ω

14

8

16

IC1

CD4017

11

15

GND

13

Vcc

220V Live Wire Scanner

194
2
3
publish time: 2020-09-29
Circuit Everyday

This simple circuit can scan 220V charged wires. The clock input of the IC is connected to the wire and used as a sensor. Here, a 10cm-long 22SWG wire is used as the sensor.

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