This signal injector and tracer (follower) was found in an old American documentation. The transistors can be general use and power is made with one or two common cells.
Found in an American amateur radio documentation by the name of “antennascope” this circuit is...
In the figure we have the way to use a common multimeter as a field strength meter. RF shock...
Molex is using the FFC / FPC Premo-Flex jumpers for inter-board and inter-plate interconnects...