The best replacement for hd channels is sd channels.

The best alternatives to hd channels are rated as following:
★★★★★  sd channels
★★★★★  directv hd channels
★★★★  dish network hd channels
★★★  digital channels
★  direct tv hd channels

Your alternative for hd channels is not listed? Suggest!
Speaking about hd channels, one probably shouldn't forget about comcast dta.

Other search terms related to hd channels and their ratings are:
★★★★★ comcast dta
You have in mind a companion for hd channels and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of hd channels in all years. Click on graph for more.
hd channels
sd channels
directv hd channels