This small receiver for the medium wave range was found in Radio Electronics magazine from July 1958. The circuit is for listening to headphones and powered by batteries.
In the figure we have the way to obtain an adjustable 1 to 10 mAconstant current source. The...
When powered by a 14 V supply this circuit source 5,2 W to a 4 ohm load. For a 2 ohm load this...
This 1992 circuit demodulates FSK signals by providing TTL-compatible logic output. The...