This circuit is from the 1990 Motorola Data Databook. The circuit can be implemented with equivalent transistors. The power supply must be symmetrical.
November 2016 - Torex's new XCL219 and 220 DC-DC converters are available from Mouser Electronics...
This well-crafted speed game setup for two competitors was found in a 1998 Poptronics. The circuit...
This configuration of the 1980s uses NAND A-type CMOS ports, which have a linear response with...