Operating in class AB1, this high-fidelity amplifier was found in the 1961 RCA tube manual. The circuit has high input impedance and good gain.
This stage was found in a 1964 Electronic Design. The transistors are of the time and the shape of...
The figure shows how to obtain clocks in phase opposition using the 4013 IC. The circuit is from a...
This circuit was found in a 1977 publication, but it can be easily assembled, although unijunction...