Install the antenna above the Peak of the Roof in such a manner that reception is not blocked by the roof or house in the direction of , east / north east.
Here are some Strong and Sturdy above the roof antenna mounts.
http://www.ronard.com/antenna/pointing/pointing.html , use the 5 foot tripod antenna mount.
http://www.ronard.com/34424560.html , use the #4560 eave antenna mount.
http://www.ronard.com/ychim.html.
http://www.ronard.com.
http://www.ronard.com.
Buy the ronard antenna mounts at solidsignal by typing the word ronard in the solidsignal search box or buy from ronard.
Here are some places to buy reception equipment.
http://www.solidsignal.com.
http://www.amazon.com.
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Yes switch the FM trap in/on.
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As always , trees and tree leaves , plants and plant leaves , do a good job of , multipath/reflecting , absorbing , blocking , OTA=Over The Air , Digital Broadcast Tv Reception , and so do buildings and other obstructions including your own roof and house.
It is best to install the antenna at a location that has the least amount to no amount of obstructions of any type or kind in the direction/s of reception including your own roof and house.
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Digital Broadcast Tv Tuners can develop - Digital Glitches - that are not cleard out with simple channel scans.
Do a Double Rescan.
http://www.dtv.gov/rescan.html.
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Yes it is True.
Electric and electronic devices can disrupt and block Digital and Analog Tv reception.
And Yes it is True.
Analog Low Power and Analog Repeater Tv stations have until Sept. of 2015 , to convert to digital or cease transmitting.
Most have converted digital , some are still transmitting analog.
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The Philips antenna is a Good older antenna design that does very well receiving the Vhf low band channels of 2 thru 6.
The design of the back part of antenna is a < shape double boom log periodic.
The double boom must be mounted to the plastic insulation blocks that keep the double boom from shorting out to the mast pipe.