This circuit is from a 1967 documentation. It consists of a sensor for memories used at the time. It can be made with modern equivalent transistors. Note the 4 V symmetrical power source.
This circuit was found in the July 1992 issue of Radio Electronics magazine. The circuit has a...
This useful power supply can provide voltages from 0 to 12 V with currents up to 2 A, set in...
This circuit can be added to any audio amplifier design, consisting of a good tone control with an...