This circuit was found in a PE Hobbyst Handbook. It makes use of a piezoelectric transducer of the time. The circuit produces sound in the presence of moisture.
Humidity detector (CB7995E)
- Details
- Written by: Newton C. Braga
This circuit was found in a PE Hobbyst Handbook. It makes use of a piezoelectric transducer of the time. The circuit produces sound in the presence of moisture.
