Found in a November 1977 Radio Electronics magazine, this digital circuit was described in an article that taught how to assemble it. The 6-digit circuit is a clock.
SST OXY Flex Oxygen Sensor The purpose of this SST sensor is to measure oxygen level in enclosed...
The basic idea of this 1988 circuit is to use a signal called REMOTE existing in some types of...
With each touch on S1, an output of 4017 is activated, this in sequence 3, 2, 4, etc. These...