The analog height sensor conversion circuit of the above circuit is given below. It is also in the 1992 Electronics Experimenter magazine article.
This remote control or light-beam operated switch was found in the June 1970 Radio Electronics magazine....
With this oscillator we can obtain a signal of 10 W of power at the frequency of 100kHz. The...
This 10-minute timer was found in the July 1994 Radio Electronics magazine. The relay must be...