This 10W commercial amplifier circuit was found in the September 1958 Radio Electronics magazine. Its power is 10W with excellent sound quality.
This 13.6 V x 15 A power supply was found in a 1997 documentation. It is suitable for powering...
With this circuit any number of 4017 integrated circuits can be connected in series. The circuit is...
This small general purpose and RF transistor tester appeared in a February 1958 Radio Electronics...