[time-nuts] lightsquared test in las vegas
jfor at quik.com
Thu Jun 9 17:06:54 UTC 2011
Perhaps not in the abstract, but on-orbit power is severely limited, and
you can't get more RF watts out of a transmitter than you put in as DC.
Can you imagine the uproar if every GPS bird had a 10 KW transmitter on
board, powered bu a nuclear reactor?
The low received power is a direct consequence of engineering of satellites.
> On the other hand, what can be said about the wisdom of engineers that
> designed a product that cannot withstand any interference from adjoining
> spectrum holders? It has been known for at least the last 6 years that
> LightSquared's predecessor was going to occupy that spectrum with a land
> based system.
> Does the GPS world really have much to say about the interference if
> LightSquared keeps their transmitters clean and out of the GPS spectrum?
> -Chuck Harris
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