This high impedance step suggested by an English publication can operate up to 1 MHz with 1 V rms output. Input impedance is 1 M ohm.
The purpose of this 2000 documentation circuit is to decode SSB (BLU) signals to be audible on...
This circuit was found in an American 1980s documentation. The circuit can be digitally programmed...
This circuit for 40 V systems was found in a Linear Technology application manual. The circuit...