This circuit uses three inverters to generate a rectangular signal whose frequency depends on R1 and C1. The circuit is from a March 1996 Electronics Now.
The TLC555 is the CMOS equivalent of the well-known 555 bipolar transistor. It can be used in the...
This circuit, which was common at the time, was found in the February 1973 issue of Radio...
This circuit was found in the used integrated circuit manufacturer's manual. The table beside the...