This circuit was found in Radio Electronics from the 90s. The CMOS integrated circuit is a PLL not easy to obtain today. The output stage can be exchanged for another one with greater power.
We found this different configuration that uses a fluorescent lamp as a negative resistance device...
This modern regenerative receiver was featured in the March 1994 issue of Electronics Now...
This circuit is from a 1980s Motorola documentation. The circuit makes use of old components that can in...