The resistors R1 and R2 consist of 8 220 ohms x 2 W resistors connected in parallel. The dissipation must be higher for high transmitter power. The indicator can be the multimeter.
In the figure we give the set-reset flip-flop configuration in which two Norton amplifiers are used in...
This power supply was found in the September 1989 issue of Radio Electronics magazine. The 2N3055...
The circuit shown here can be used to produce low-frequency sine wave signals from CMOS logic. The...