A BIG Winegard HD5030 is Not Required to receive the VHF Digital Tv stations channels to the north west.
For reception of.
KBSD-DT Digital VHF channel 6 , CBS and Weather Service.
KUPK-DT Digital VHF channel 13 , ABC and MeTv.
KSNG VHF Digital channel 11 , NBC and Telemundo.
And KDCK-DT UHF channel 21 PBS is a repeater Digital Tv station of KSWK-DT REAL VHF channel 8 , virtual number (3.1) , PBS.
So no requirement to receive the very weak signal of channel 8 with a big antenna.
A much smaller VHF antenna will receive the Digital VHF Tv stations/channels to the north west.
Install a Antenna Craft CS600 VHF antenna aimed at about 299 degree magnetic compass direction.
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Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html.
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To receive the Digital UHF Tv stations/channels.
KSAS-LP UHF channel 29 , FOX and Antenna Tv.
KDCK-DT UHF channel 21 , PBS.
And a New Digital Tv station , KDGL-LD UHF Digital channel 32.
http://kdgltv.net/coverage.htm,
http://kdgltv.net/index.htm.
Install a Channel Master CM4228HD UHF antenna aimed at about 0 degree magnetic compass direction.
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Connect the CS600 and CM4228HD antennas together with a UHF/VHF combiner , Antennas Direct model , EU385CF-1s
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The CS600 is connected to the VHF connection of the combiner.
The CM4228HD is connected to the UHF connection of the combiner.
The remaining connection of the UHF/VHF combiner is connected to a Antennas Direct CPA-19 preamp.
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For 1 Tv connected use No splitter.
For 2 Tv's connected use a , HFS-2D , 2 way splitter.
For 3 Tv's connected use a , HFS-3D , 3 way splitter.
Buy the HFS splitters at ,
http://www.solidsignal.com , or ,
http://www.hollandelectroinics.com.
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Here are places to buy antennas and etc..
http://www.solidsignal.com.
http://www.amazon.com.
http://www.channelmasterstore.com.
http://www.antennacraft.net.