This circuit covers the bands from 1.8 to 150 MHz, with plug-in coils whose characteristics are given next to the diagram. The FET can be a BF245. We found it in old documentation.
Found in 90s Popular Electronics, this circuit fires an old camera flash of the type with a xenon...
This circuit for cars with fans was found in Silicon Chips documentation from the 90s. It is used...
Using an RCA CA3035 integrated circuit, this turntable circuit was found in the February 1970...