This circuit has its application suggested in an alarm system. The circuit is from an old RCA manual. R1 has 5.6 ohm, R2 22k, R3 2k2. The capacitor is 8 uF.
This circuit was found in a 1960s General Electric unijunction transistor manual. The circuit can...
In the figure we have the configuration of a variable voltage regulator with two transistors and a...
This circuit was found in Raytheon's 1967 documentation. The circuit uses an operating of the era,...