This is an improved version of the previous circuit also found in the December 1990 Radio Electronics magazine. The duty cycle is also 50%.
Found in an English documentation, this circuit provides a 50 Hz signal according to the local...
This circuit was found in an old publication and operates in the 455 kHz IF band since the...
Using a 100 uH inductor for L1, this circuit will oscillate around 1 MHz. The frequency will be...