Suggested by Texas Instruments in 1980s documentation, this circuit uses a component of the era. The operating characteristics are given next to the diagram.
The purpose of this Hartley oscillator is to produce the shot effect on a toy or other...
This circuit is from an 80's documentation. The BC108 can be replaced by the BC548 and the 2N3055...
An inproved version of the circuit CIR129E is shown here. The resistorR1 must be at least 5 times...