This space mark demodulator for FSK signals was found in an American telecommunication documentation from the 1980s. The circuit operates with 2025 Hz and 225 Hz mark space signals.
Needing a higher output current in a voltage doubler, we can connect inverters in parallel, as...
This circuit regulates the output voltage of a 12 V source or other value, given by the zener. The...
Mouser Electronics already has in stock the new RF transceivers Atmel / Microchip ATA8820 SIGFOX ™ for...