ClearCast HDTV indoor antenna -- overhyped?

[jr_tech]

Originally Posted by DavGoodlin

I have found that a custom-dimensioned home-made VHF yagi gets'er done!
Attachment 173914

Is this a general purpose Hi-Band Yagi (for 7 to 13), or is there some data missing from the table for adjustment of the element lengths/spacings for the individual channels listed?

Also puzzled by the term virtual used in the table, since the frequencies appear to correlate to real OTA channels.

jr