Found in the February 1983 Radio Electronics magazine, this circuit uses a FET and has good gain at the frequencies determined by the components. The FET is any general-purpose FET.
Although it is a common configuration today, these circuits were taken from an old publication. The...
This circuit can be used with any auio amplifier, converting it into a AM receiver. Antenna is a...
This non-inverter circuit was found in a Radio Electronics. It shows the basic configuration of a...