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"Joel Koltner" wrote in
: "Richard Clark" wrote in message ... Perhaps I should more blunt, but the quote I lifted only speaks to two things: an antenna, and a claim for its signal to noise ratio. 60 dB ?????????????? Originally I almost added something like, "(assume you're standing next to the transmitter)" :-) 60dB+ isn't unheard of for hilltop-to-hilltop microwave links though, is it? And one might obtain 50dB with regular TV antennas if they have a good line-of-sight to the transmitter and there aren't significant reflections, right? It doesn't solve the problem. You still haven't given enough information to determine the absolute level of either signal or noise, and you need that to consider the impact of the DUT's internal noise (which you know in absolute terms). Owen |
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