This circuit was found in a 1967 Electronic Design. FETs are from the time, so modern equivalents can be used.
This SANYO circuit has a typical input resistance of 1ook9 and excites a load with a resistance of 5.1k...
We found this circuit for 330 MHz using PIC in the magazine Electronics Now of December 1994. The...
This circuit was found in the December 1990 issue of Radio Electronics magazine. It was used in a...