With the indicated components, this circuit oscillates at 1232 Hz. Consider the tolerance of the components. The circuit is from a 1974 Ferranti transistor manual.
This circuit is from a technical documentation from Texas Instruments from 1978. In it we have the...
We found this circuit in a publication with experiments with operational amplifiers from 1973. The...
Using a varactor or varicap, this 1969 Electronics World circuit has a modulation range from 75...