Go look thought the old store catalogs at
http://www.wishbookweb.com/the-catalogs/ and look at the TVs.They were not cheap then .$495 bucks for a console maybe $350 for a 19 inch set was common then.
Some 19 inch sets out of Sears 1977 Wishbook.
http://www.wishbookweb.com/FB/1977_Sears_Wishbook/#626
1980 JCP catalog
http://www.wishbookweb.com/FB/1980_J...s_Catalog/#564
From the money site below : A set valued at $500 bucks in 1978 to todays value is $1,480.00 to $3,950.00. A good size flat screen for that kind of money you could get today.
https://www.measuringworth.com/uscom...ativevalue.php
Alittle off topic but a treat .How many bedrooms had these plastered over the walls.Yours truly did.LOL. OK stop drooling over your keyboards,Smartphones or Ipads.LOL..................................... .
http://www.wishbookweb.com/FB/1977_Sears_Wishbook/#374