"isw"

If it's just a tuner (i.e. IF out), I'm not sure why it should matter.
ATSC was specifically designed to occupy the same bandwidth as analog,

** ATSC is usd in Canada and the USA.

The UK, Europe, India and Australia use DVB-T.


so a decent tuner should handle either. The only possible problem might

Any demultiplexing would take place later in the signal path -- after
the signal is decoded sufficiently to allow discovery of information


** Correct.

A modern UHF tuner for digital TV is likely to be very compact.

The term " digital tuner " is used in the trade to describe digital TVs with
antenna inputs.


.... Phil