This circuit was found in an American documentation from the 90's. It switches a continuous voltage obtaining an AC voltage at the output of approximately 1 kHz.
This interesting circuit, from a digital documentation two years 1978 shows how to implement a...
The oscillator shown generates a rectangular output signal at a frequency of 5 MHz, determined by the...
This circuit was found in an old publicatio n from the year 1958. The circuit controls an external load by...