Found in a 1965 Electronic Design, this circuit generates adjustable pulses between 200 uA and 10 mA. The components admit equivalents. Pulse duration is 1 us.
This low Power output stage can source a fraction of watt to a small loudspeaker. The transformer...
This circuit was obtained from an American 1980s documentation. The frequency depends on the...
This filter was found in Delco's 1965 documentation. It can be implemented with modern components...