This is the receiver for the previous circuit found in the November 1991 Radio Electronics magazine. The frequency is 2.2 MHz determined by the coils.
With this circuit we can present an 8-bit binary information from a software on an 8-LED display. The...
The accuracy of this circuit depends on the resistors connected to the band selection network. The...
This oscillator produces an audible signal on a piezoelectric transducer. The frequency is...