This General Electric circuit was found in a 1964 documentation. The circuit triggers a relay when the sensor is activated. Trigger adjustment is done in a trimpot.
This circuit appears in several configurations in this site. This is from American documentation from...
We found this circuit in a 90s Radio Electronics. The circuit generates frequency-modulated 220 kHz signals. The...
El circuito de la figura es un regulador de corriente con ajuste en el rango de 0 a 3 ampères. El...