Jim Mueller wrote:

I don't know for sure what your things are, but judging from the labels
stamped into the case, I think they might be TV tuners or modulators or
perhaps a corresponding part for satellite TV. Perhaps they are a
similar part for some other application.


They look like the FM tuner modules that were used in car radios &
tape & radio combos. For one thing, there are two IF transformers.
There are also several adjustments that would appear to be for tracking
over a dial scale.

--
Anyone wanting to run for any political office in the US should have to
have a DD214, and a honorable discharge.