This old tube circuit was found in an American documentation. The relay is high voltage and the potentiometer makes the sensitivity adjustment. The transformer has a secondary 120 to 250 V.
Touch Switch (T286E)
- Details
- Written by: Newton C. Braga
This old tube circuit was found in an American documentation. The relay is high voltage and the potentiometer makes the sensitivity adjustment. The transformer has a secondary 120 to 250 V.
