Found in a 1965 Electronic Design, this circuit produces a signal with the waveform shown in the figure from an input pulse. Components admit equivalents.
This circuit came out in a publication called Electronics Handbook of 1993. The circuit shows how...
This oscillator can generate signals up to a few megahertz depending on the crystal used. Actually...
The drive levels of this shield are opposite to the previous one. The photo-transistor can be of...