Suggested by Intersil in documentation from the 90's, this circuit is valid for modern operating equivalents, including types that operate with low voltages.
We found this circuit in a documentation for 1977 American radio amateurs. The LM336 integrated circuit...
The frequency of this oscillator depends on the coil and the 10 nF capacitor. The circuit is from...
This circuit can work with the previous one generating signals, that can be decoded by it. The...