This circuit was found in an Elektor from the 90s. The integrated circuit is uncommon today. This integrated circuit consists of a temperature sensor.
We found this circuit in a Japanese documentation from the 1960s. The frequency depends on the...
An article in Radio Electronics magazine from November 1962 taught how to connect two common...
This transistorized oscillator, a modification of the Colpitts oscillator, was found in the...