This oscillator was found in a 1976 documentation. The no specified components indicate circuit timings in the range of 150 ns to 120 seconds. The supply must be made with 5 V.
The frequency depends on the coil and is not found in the original documentation but should be...
This is a device for those who need to show that they know how to use digital electronics but have...
Using an operational amplifier with FET, this circuit from a 1977 publication can generate...