Found in an Elektor from the 90s, this circuit simulates a rotary switch that provides a BCD output from a 1 pole x 10 common position switch. The circuit can be powered by voltages from 3 to 15 V.
Found in the August 1994 issue of Electronics Now, this CMOS circuit uses the 4046, which is...
September 2017 - Mouser Electronics announces the availability of new MIC28514T series DC-DC...
This is a circuit suggested by Linear Technology in a 1980s documentation. The integrated circuit is from...