Using a pair of period A/D converters, this 3-digit circuit was found in the 1992 Radio Electronics Experimenter magazine. The sensor is a thermistor.
What differentiates this circuit from the previous one (CB15613E) is the non-need to use a...
Using a 74123 TTL this circuit was found in the Radio Elecronics magazine of June 1975. The power...
The difference between this oscillator in relation to the previous one is the use of emitter...