This is the typical circuit of a local oscillator for a superheterodyne FM receiver. The circuit was found in a 1980s documentation and is typical of early and early receivers.
Found in a 1980s documentation, this amplifier uses an operational aplifier of the time with two...
This VCO or Voltage Controlled Oscillator uses common components. The circuit generates signals that...
The presented circuit is suggested by Texas Instruments (www.ti.com) in its Application Report...