We found this circuit in a publication from the 1980s. Transistors can be replaced by current equivalents. The circuit is for 6 V and the capacitors determine the frequency of the oscillations.
The circuit shown in the figure is suggested by Intersil (www.intersil.com) and makes use of the...
This resistance meter uses a two-transistor oscillator as basic configuration. The tone produced...
This well-crafted twin-T oscillator configuration for low frequencies using the 741 was found in...