This circuit, bridge type, was found in American documentation from the 60's. The transistor is germanium of the time.
We found this circuit in a 1976 FET documentation. The circuit can be used to oscillate at other...
This oscillator generates a 1 kHz signal, using an old germanium PNP transistor. The circuit was...
We found this circuit in a European publication from the 1980s. The circuit uses germanium...