This circuit for a 16-channel infrared transmitter was found in the August 1984 issue of Radio Electronics magazine. The circuit is powered by a 9 V battery.
This power supply with several transistors can supply a current of several amps and a voltage of...
This simple power supply for transistors was found in documentation from the 1940s. The...
We found this circuit in the February 1970 issue of Radio Electronics Magazine. It uses an RCA...