>=+
The columns in the channel list show the show the
Real Channel that is Transmitted and Received.
And shows the (virt) virtual number.
The radar plot shows the Real channel that is transmitted and received.
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When changing from Analog to Digital transmission.
Many Tv stations have changed to a New channel that is transmitted and received but have kept and display the old channel number.
That old number is now a (virt) virtual number.
And the old number is a (virt) virtual number even if the Tv station stayed on the same channel when changing from Analog to Digital.
The (virt) virtual number is not a Real Channel evenif the virtual number is the same as the Real Channel that is transmitted and received.
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WHVK-DT , Real VHF low band channel 5 , virtual number (52.1) , PBS .
WGUV-Tv , Real VHF high band channel 11 , virtual number (35.1) , PBS .
Are the Same PBS.
www.en.m.wikipedia.org/wiki/WGVU-TV
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The Real Channels are what a Tv antenna receives.
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The Current Tv Channels that are being transmitted and received in the , USA , Canada , Mexico , are.
VHF low band channels 2 thru 6.
VHF high band channels 7 thru 13.
UHF band channels 14 thru 51.