Quote:
Originally Posted by be236
Also... I was wondering... doesnt the LNB arm and LNB itself block some of the signal from the sat (albeit slightly?)...
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No, that's the reason the center of the parabola is slightly below the bottom of the dish. Ie the line going from the sat through the lnbf really misses the dish by a little bit. Now with a prime focus dish, yes the feedhorn does block some of the signal.