This configuration, found several times on this site and in other articles, can generate frequencies of 1 MHz, depending on the crystal used. The supply voltage can be between 5 and 12 V and the output is rectangular signals.
A simple VCO using two inverters in a ring configuration is shown here. A VCO is a circuit in...
This circuit was found in the 1990 Motorola Linear Databook and can use almost any operational...
This circuit sources a ramp signal with characteristic given by the diac. The circuit is powered...