![]() A digital signal would produce the same effects as a weak signal: either a clear ghost-free picture, or loss of audio and video, depending on the severity of the multipath. With better reception, your TV set is able to display a better image and clearer sound. ![]() Again, this may be annoying but is still viewable. Why do I need an antenna amplifier An antenna amplifier is a small plastic box attached to the pole supporting the television antenna that helps to better distribute the signal to TVs in a home or building. In other words, if the signal quality is bad, an amplifier would increase the. An analog signal would appear with a "ghost" image, which is a slightly displaced and faint duplicate of everything in the picture. Television antenna amplifier increase the signals power rather than its quality. However, if the digital signal was too weak, it could cause the audio and video to cut in and out or disappear altogether.Īnother example is multipath, wherein some of the TV signal bounces off a tall building or other structure and arrives slightly later than the direct path signal. Will I still be able to use an antenna Can you attach an extension coaxial cable to reach a room away from the actual antenna If I connect multiple TVs to an antenna. In contrast to this, a slightly weak digital signal would still be sharp and clear. For example, a weak analog signal would appear on the TV screen as a "snowy," or grainy, picture, which may be annoying, but is still viewable. Once amplified, the signal goes, again via the coax cable, to the indoor antennas that we installed in the places where we need to amplify the signal. Nico De Pasquale Photography / Getty Imagesĭigital TV is far superior in quality and clarity than analog TV, but a weak signal can sometimes cause problems with reception. TV signals determine the picture quality of whatever you're watching a weak signal can sometimes cause problems with reception.
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