Circuit - Electric Field Disturbance Monitor, Alarm Discriminator + Battery Monitor - Circuits designed by David A. Johnson, P.E.


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Dave's Circuits
Circuits designed by David Johnson, P.E.

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Last Updated on: Friday, August 29, 2008 02:35 PM

Alarm Circuits Burglar / Security Circuits Motion Detectors

ELECTRIC FIELD DISTURBANCE MONITOR - Alarm Discriminator + Battery Monitor

This schematic is the power supply and front-end sections of the field monitor that is discussed in more detail at Electric Field Disturbance Monitor. The system can detect human and animal motion by the electric fields they disturb.

Click on Drawing Below to view PDF version of Schematic

Alarm Circuits Burglar / Security Circuits Motion Detectors

Master Schematic Category List - David A. Johnson, P.E.