On 20 ago, 21:02, z wrote:
got an old..... Sony Trinitron. electronic tuning, so it's not that
old, but mono. switched to CATV input, it gets (analog Comcast)
channels 2-40 perfectly, gets nothing from 41-99. Now that's just too
clean a break to be anything other than design, so does anybody know
what gives?

maybe you could use a more modern vcr with the hi band tuner connected
to the tv to view those extra channels. probably cheapest
-B