This circuit was found in the July 1969 Radio Electronics magazine. The circuit controls resistive loads and universal motors with power according to the SCR used.
The configuration shown in the figure uses two PNP transistors to activate the load when the input...
This amplifier with a few watts of power was found in a Japanese technical documentation from the...
This selective filter can be used with the previous receiver (CB19446E) in a simple remote-control system....