Found in Signalite documentation from the 1960s, this circuit generates ladder pulses. The circuit generates 3 steps and below 40 V of power, it works as a frequency divider.
This circuit controls current heating elements according to the power transistor used. The sensor is...
We found this circuit in a 70s American documentation. The integrated circuits are from that time....
A portable radio with greater power, such as those using medium or large batteries, can be used as a...