Found in older Signetics documentation, this circuit generates signals from 30 Hz to 25 kHz. Operational amplifiers are from the time, as is the matching pair of transistors.
This is the traditional configuration of a 6 or 12 V source with 7806 or 7812 integrated circuits, for a...
Found in an Electronic Design from the 90s, this circuit uses high voltage operationals of the...
This reaper or signal limiter can be used to convert a sinusoidal signal into a square. The...