Found in a 1967 EEE, this circuit uses the signal from the alternating current power grid to produce pulses from a Unijunction. The circuit is directly excited by the mains voltage.
This circuit was found in a Popular Electronics of the 1990s. Its purpose is to expand the scale of...
This circuit consists of a traditional version amplifier with complementary output transistors...
Indicated for applications with a PC, this circuit was obtained in an English publication in 1992....