Using the NE5205 integrated circuit this circuit was found in the May 1987 issue of Radio Electronics magazine. It can amplify signals up to 450MHz.
This circuit was found in a Linear Technology manual from the 1990s. The circuit makes use of the...
This circuit can be used as part of a Vox project or as an input shield for a microcontroller that...
This circuit was obtained in the publication 101 Electronics Projects of 1979. The circuit can be...