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Antenna R&D
lost channels on antenna
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<p>[QUOTE="Rickideemus, post: 115286, member: 12677"]Not weird. That's exactly how it's supposed to work. There is always a minimum of 3.5 dB signal loss from a one way split. Putting the amp <u>before</u> the splitter makes that loss APPEAR insignificant to the tuner. The noise from the amp still gets added, but the noise from the splitter doesn't get AMPLIFIED. It's a kind of mathematical trick. There are amp calculators on the internet, and that's how it works out when you plug in typical numbers.</p><p></p><p>It's not a matter of "more signal good, less signal bad." It's mathematically misleading to add antenna gain to amplifier gain. I know all the ads for indoor antennas with built in amps do that, but they lie. They really, really do.</p><p></p><p>Rick[/QUOTE]</p><p></p>
[QUOTE="Rickideemus, post: 115286, member: 12677"]Not weird. That's exactly how it's supposed to work. There is always a minimum of 3.5 dB signal loss from a one way split. Putting the amp [U]before[/U] the splitter makes that loss APPEAR insignificant to the tuner. The noise from the amp still gets added, but the noise from the splitter doesn't get AMPLIFIED. It's a kind of mathematical trick. There are amp calculators on the internet, and that's how it works out when you plug in typical numbers. It's not a matter of "more signal good, less signal bad." It's mathematically misleading to add antenna gain to amplifier gain. I know all the ads for indoor antennas with built in amps do that, but they lie. They really, really do. Rick[/QUOTE]
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lost channels on antenna
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