PSN-L Email List Message

Subject: Re: GPS receivers model number and connector
From: "Larry Cochrane" cochrane@..............
Date: Wed, 18 Jul 2001 17:55:08 -0700


----- Original Message -----
From: "Lewis, Bob" 
Sent: Wednesday, July 18, 2001 6:12 AM
Subject: GPS receivers

> Larry:
> Which Oncore receiver is this?  Motorola has 4 models of the Oncore:
> M12 Oncore
> SL Oncore
> GT+ Oncore
> UT+ Oncore

It's the GT+ model. The number is R3211G1111.

> The UT+ is the one that is optimized for timing applications.

The GT+ model is fine for most purposes. The UT+ accuracy is ~45 nanoseconds
and the GT+ has an accuracy of ~500ns. Well below anything we would need for
recording earthquakes.

> Also, do the antennas that you acquired have the correct
> connector to mate with the fitting on the receiver board?
> As I remember, it is a snap-on OSX connector, not something
> that you can get at Radio Shack.

Yes, the connector on the antenna, an OSX type,  matches the one on the

-Larry Cochrane
Redwood City, PSN


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Larry Cochrane <cochrane@..............>