Found in 1965 General Electric technical documentation, this half-wave circuit controls shunt type motors of maximum 1 A with voltage up to 400 V.
Radio Electronics magazine published in a 90's issue this simple alarm that can use any general...
This circuit is from the 2005 Linear Technology Application Manual. The circuit must be powered by 5...
We found this circuit in a 1969 General Electric documentation. The circuit uses transistors of the...