-Original Message-
From: time-nuts-boun...@febo.com [mailto:time-nuts-boun...@febo.com] On
Behalf Of Bob Camp
Sent: 17 October 2010 16:09
To: Discussion of precise time and frequency measurement
Subject: Re: [time-nuts] New (refurbished) LPRO-101 GPSDO
Hi
The antenna should do fine just
I just received my LPRO-101 with a GPSDO control on it, from
TenMhz.com. After fiddling with getting a good placement for the GPS
antenna, so that it doesn't keep losing the satellites, I have been
attempting to discipline the oscillator for more than 24 hours.
At this point, the LED has
Hi
Straight out of the box, an LPRO should be within 2x10^-10 after an hour on
power. That's with no disciplining and just normal luck in terms of it getting
banged about in shipment. That also assumes it was set properly before it was
shipped.
As long as your antenna is outdoors with a good
Le 17/10/2010 11:55, David McClain a écrit :
I just received my LPRO-101 with a GPSDO control on it, from
TenMhz.com. After fiddling with getting a good placement for the GPS
antenna, so that it doesn't keep losing the satellites, I have been
attempting to discipline the oscillator for
Well, not exactly an urban jungle here, but there could be multipath
off the neighbor's home... Thanks for that suggestion. I will try
moving the antenna about.
When I first deployed it, the GPS would go solid reception for a
while, and it actually claimed to lock, after only an hour or
Hi
The antenna should do fine just sitting on the roof. It will do better sitting
over a ground plane.
Does the antenna have a clear view of the sky to the south?
Bob
On Oct 17, 2010, at 10:15 AM, David McClain wrote:
Well, not exactly an urban jungle here, but there could be multipath
Also
Regards,
David Partridge
-Original Message-
From: time-nuts-boun...@febo.com [mailto:time-nuts-boun...@febo.com] On Behalf
Of Bob Camp
Sent: 17 October 2010 16:09
To: Discussion of precise time and frequency measurement
Subject: Re: [time-nuts] New (refurbished) LPRO-101 GPSDO
Hi Bob,
Well,... sort of... I live in a rather cramped housing development,
where the neighbors wall is about 20 feet from my window, and his
wall is about 12 feet high. So that seems rather marginal for a
southern view from the windowpane of my lab.
As it happens, I moved the antenna
Hi
Depending on your local antenna restrictions, you may or may not be able to put
up a proper outdoor antenna. If you can, it's well worth it. They are available
for $40 on the e-place. The normal ones mount on the end of a piece of iron
pipe, so setting up a mound is normally pretty easy. I