This receiver was found in an article in Electronics Now magazine in March 1994. The coils are critical, as shown in the figure. Listening is through headphones.
This circuit draws one of the three possible guesses of a sports lottery logo: column 1, 2 or the...
We found this circuit in recent English documentation. The frequency is adjusted by the core of...
This circuit allows modulating a laser diode with low frequency signals. The integrated circuit...