This unijunction programmable transistor circuit was found in the December 1968 issue of Radio Electronics magazine. The circuit is a half-wave control for incandescent lamps only.
This low-power transistorized amplifier was found in documentation from the 90s. The circuit uses...
This circuit is from Popular Electronics from March 1991. It can still be assembled with the...
The voltage of this symmetrical power supply depends on the regulating integrated circuits, which...