This two-year-80s circuit consists of a solution for a small portable recorder powered by cells, as it was used at the time. The circuit can serve as a reference for the recovery of old equipment.
This 6-transistor receiver was manufactured in Japan in the 60s. The circuit is superheterodyne and has a 6V...
With this relaxation oscillator with a neon lamp we can generate small intensity audio signals for...
Based on a CA3059 zero-cross switch, this circuit was found in the July 1995 Electronics Now...