The circuit shown is from National Semiconductor, having been found in the 1994 Linear Application Handbook. Rt and Ct determine the output frequency.
This circuit uses a simple power source, having been found in the Philips Databook of 1990....
This circuit is suggested by Texas Instruments in its Linear Circuits Applications. It is a...
This circuit generates a pulsed tone whose frequency depends on C2 and whose flashing depends on...