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Old 5-Feb-2013, 2:40 AM   #7
GroundUrMast
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Join Date: Oct 2010
Location: Greater Seattle Area
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Test reception, with no amplifier, outside. Simply connect the antenna directly to a good TV tuner, with no splitter or other accessory. You can start the test at ground level...

You'll find some virtual channels are used for HD (720p & 1080i) content some or all the time, others are configured by the broadcaster to run in SD (480i) only.

Combining a UHF and a VHF antenna is easy because there is so much difference in frequencies, this make filter design and construction simple and inexpensive. Combining two UHF antennas requires expensive commercial grade filters, that are cost prohibitive to the consumer market. But they exist if you have the money.

Last edited by GroundUrMast; 5-Feb-2013 at 2:47 AM.
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