This sensitive receiver for the medium wave range was found in Radio Electronics magazine from December 1960. The circuit has a headphone output and is powered by just 3 V.
This circuit uses unijunction transistors and drives a small speaker through an output...
This interesting game was found in a 1987 publication, but it is very simple and can be easily...
This circuit uses a thermistor or NTC as a temperature sensor and provides the indication on an...