The two circuits shown show how to obtain an SSB / CW control for receiving this signal top at a common receiver. The circuits were found in an old American manual from the 80's.
I got this circuit from an English magazine from 1977. It can still be easily assembled, as the...
Other operational amplifiers can be used on this unit gain amplifier. The circuit is from the 1993...
This circuit that can amplify signals from 0 to 30 MHz was found in a 90s Popular Electronics....