[time-nuts] Need advice for multilateration setup
peter at reilley.com
Sat Mar 28 08:25:02 EDT 2015
Some crystal oscillators specify their sensitivity to G forces.
Here is one:
Others specify shock and vibration limits but say nothing about
From: time-nuts [mailto:time-nuts-bounces at febo.com] On Behalf Of Chris
Sent: Friday, March 27, 2015 9:55 PM
To: Discussion of precise time and frequency measurement
Subject: Re: [time-nuts] Need advice for multilateration setup
On Fri, Mar 27, 2015 at 10:29 AM, Chuck Harris <cfharris at erols.com> wrote:
> The biggest problem I see is the crystal oscillator in the rocket is
> going to notice the G forces during acceleration in a pretty big way.
But all of the ground stations will see the same frequency shift on the
rocket's transmitter. I think this can be backed out in processing.
Someone needs to write the equations and post them here.
Redondo Beach, California
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