This circuit was found in a 1991’s PE Hobbyst Handbook. The circuit is based on altering the sound produced when the respondent touches his fingers on sensors.
Simple lie detector (CB7844E)
- Details
- Written by: Newton C. Braga
This circuit was found in a 1991’s PE Hobbyst Handbook. The circuit is based on altering the sound produced when the respondent touches his fingers on sensors.
