Zentech DF2000 Instrukcja Naprawy Strona 57

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Make sure your antenna receives both VHF and UHF signals. If you have rabbit ears on your
set, make sure you also have a “loop” or a “bowtie” connected to your rabbit ears. Rabbit
ears will receive VHF signals and the loop or bowtie will receive UHF signals.
Make sure you have performed a channel scan (see question 5 above) with your digital-to-
analog converter box or digital television.
Access the “signal strength” feature on your digital-to-analog converter box or digital
television and adjust your antenna to get the strongest signal. Digital reception can often be
improved just by changing the location of your antenna. Moving it away from other objects
and structures, or placing it higher can often improve reception. Some antennas need to be
aimed to get the best signal from the desired location.
If you get a good analog signal over the air but can't get the digital signal from the same
station, check with the station to be sure it is broadcasting its digital signal at full power and
from the same location as the analog station.
TV reception can be affected by many factors such as the weather (rain, wind, humidity),
terrain, trees, buildings, and damaged or deteriorated equipment.
If you get a poor (snow, ghosting) analog signal, you may be unable to get the digital signal.
If you are unable to get a digital signal from a station you are used to receiving, you may
need to upgrade your antenna.
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12. I’m receiving some, but not all digital TV stations in my area. Does this mean that
there’s something wrong with my antenna or receiver?
During the transition to digital broadcasting, many TV stations are temporarily operating at
reduced power levels. So if you’re not receiving certain digital TV stations, this does not
necessarily mean there’s something wrong with your antenna or receiver. Check with the TV
station to find out whether they are planning any changes that will improve reception.
Also, when an analog TV signal is weak or receives interference, static, snow, and distortion will
often appear on the screen, but you can watch the picture through the noise. Digital broadcasting
will provide a clear picture even with a weak signal and in the presence of interference.
However, if the digital signal falls below a certain minimum strength, the picture can suddenly
disappear. This “cliff effect” means that if you typically watch analog TV stations that have a lot
of static and distortion, you may have to adjust or upgrade your antenna system to get a reliably
good signal for digital broadcasts.
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