Found in 969 documentation, this circuit generates sweep signals from 1 Hz to 100 kHz. The components used are from the period, and equivalents can be used.
We found this circuit in the semiconductor ON manual using couplers of the time. These components...
This double-beat oscillator was found in American documentation from the 1970s. FETs admit...
This circuit is from 1968 documentation. We can assemble it with more modern components such as a...