This circuit uses common components at the time of its publication in the 1980s. The circuit can be made with modern equivalent transistors. The input signal is sinusoidal.
High stability is the main feature of the 10 V regulator circuit shown in the figure and suggested by...
This circuit, from the Texas Instruments component datasheet, allows the switching current to be...
This circuit was found in a 90s Popular Electronics. The circuit indicates if a transmitter is working,...