The frequency of this circuit can be varied from zero. The circuit uses the CMOS 4046 and was found in the November 1984 issue of Radio Electronics magazine. The base frequency is given by C1.
This oscillator was obtained in a 1960 transistor manual from Sylvania. The transistors are from...
This circuit was found in a 1994 documentation. Its signal is applied to any small integrated...
In the figure we have a two-stage amplifier circuit showing the voltages at various points. The...