This circuit is based on a Siemens S566B integrated circuit. The circuit is from a Radio Electronics Experimenter and also has a digital control input.
Found on an 80's Elektor, this circuit uses common components, being the diode a general purpose...
This 1.6 GHz oscillator with 40 mW of output power was found in a Popular Electronics from...
Found in a 90’s Popular Electronics, this circuit uses two CMOS inverters to generate a signal of...