[time-nuts] FMT on October 13
hmurray at megapathdsl.net
Mon Sep 24 18:25:31 EDT 2007
> Plans are to transmit two 10 minute test periods, and a third if the
> transmitters aren't melting by that point.
> Our goal is to transmit a signal known in frequency to parts in 10e-12
> (i.e., less than 0.0001 Hz error at 10 MHz) and stable to a similar
> level during the course of the transmission. Frequencies will be
> measured at the transmitter site with a system capable of microHertz
> resolution referenced to a GPS disciplined oscillator, and will also
> be monitored by another station in groundwave range that can measure
> the frequencies with similar accuracy.
Suppose I have a pile of good lab gear, and it gets N seconds of signal.
How accurately can it measure the frequency?
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