This circuit divides the frequency of a 2 kHz signal by 2. The circuit was found in Philips documentation from 1964. Modern transistors can be used for higher frequencies.
With the name of transitube we find this MW receiver in documentation from the 50's. It uses a...
This circuit can provide both positive and negative voltage outputs from 2 to 12 V with current up to...
In critical applications of the RS-232 interface, the danger of induced voltages in the cables must...