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Re: [gpsd-dev] PPS over USB

From: Gary E. Miller
Subject: Re: [gpsd-dev] PPS over USB
Date: Sun, 6 May 2012 15:48:04 -0700

Yo Terje!

On Sun, 06 May 2012 23:56:38 +0200
Terje Mathisen <address@hidden> wrote:

> Eric S. Raymond wrote:
>  > Gary E. Miller<address@hidden>:
>  >> Ugh.  The Garmin 18s are unsuitable for indoor use.  The uBlox6
>  >> in the GR-601W works well in my basement.
>  >
>  > And in my office.  Indoor usability is *strongly* desirable for
>  > this application. Gary is right, the Garmin 18 would not be a good
>  > match.
> The Garmin 18 was replaced by the 18x several years ago, wasn't it?

Yes.  I have an 18x but not tried it yet.
> My default at-home S1 server has the original 18 with rooftop
> antenna, a hand-soldered (for PPS) SURE board works fine indoors.

I did the same for years at my office.  The Garmin18 works fine when
roof mounted.  Not so good on the side of my house.  So it was easier to
buy a SiRFIII then to get the Garmin18 on my house roof.

> BTW, I just picked up a NetGear 3800 for the BufferBloat firmware, I 
> intend to point that router at the local S1, which should result in 
> better timing than a PPS over USB solution.

Yup.  I would guess 10x to 20x better from my recent experience.

Gary E. Miller Rellim 109 NW Wilmington Ave., Suite E, Bend, OR 97701
        address@hidden  Tel:+1(541)382-8588

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