On Sat, 23 Aug 2014 16:38:42 -0700
Bob Stewart b...@evoria.net wrote:
Given that my antenna is just a puck at the peak of the attic (never got
around to adding the DIY choke-ring)
A choke ring will not help you much in the attic. You already have lots
of reflecting and refracting
time and frequency
measurement time-nuts@febo.com
Sent: Thursday, August 28, 2014 8:15 AM
Subject: Re: [time-nuts] Practical Survey-In Accuracy?
On Sat, 23 Aug 2014 16:38:42 -0700
Bob Stewart b...@evoria.net wrote:
Given that my antenna is just a puck at the peak of the attic (never got
On Thu, 28 Aug 2014 06:30:14 -0700
Bob Stewart b...@evoria.net wrote:
Is wood, nails, and asphalt shingle really that big of a problem at these
frequencies? The antenna is within 2 ft of the highest point of the roof.
Consider this: A lot of people complain about the reflections caused
by
Attila Kinali wrote:
On Thu, 28 Aug 2014 06:30:14 -0700
Bob Stewart b...@evoria.net wrote:
Is wood, nails, and asphalt shingle really that big of a problem at
these frequencies? The antenna is within 2 ft of the highest point
of the roof.
Consider this: A lot of people complain about the
On Thu, 28 Aug 2014 09:21:51 -0500
Dave M dgmin...@mediacombb.net wrote:
How far above the metal roof should I mount the antenna so reflections will
be minimized, at least to the point of diminishing returns?
I've been told, that 2m is ok. Sorry, i don't have any hard numbers.
The antenna
Stewart b...@evoria.net; Discussion of precise time and frequency
measurement time-nuts@febo.com
Sent: Thursday, August 28, 2014 8:15 AM
Subject: Re: [time-nuts] Practical Survey-In Accuracy?
On Sat, 23 Aug 2014 16:38:42 -0700
Bob Stewart b...@evoria.net wrote:
Given that my antenna
From: Attila Kinali att...@kinali.ch
To: Bob Stewart b...@evoria.net; Discussion of precise time and frequency
measurement time-nuts@febo.com
Sent: Thursday, August 28, 2014 8:15 AM
Subject: Re: [time-nuts] Practical Survey-In Accuracy?
On Sat, 23 Aug 2014 16:38:42 -0700
Bob Stewart
I would call that done.
Henry
On Sat, Aug 23, 2014 at 4:38 PM, Bob Stewart b...@evoria.net wrote:
I've had the LEA-6T sitting in survey-in mode for about 17 hours, and at this
point, the u-center software says that the Mean 3D Std Dev is 0.109 meters.
Given that my antenna is just a puck
Hi
There are some periodic errors in GPS that only get averaged in after a = 48
hour survey. It’s not so much a specific error level in meters as much as
averaging in all the “issues”.
Bob
On Aug 23, 2014, at 7:38 PM, Bob Stewart b...@evoria.net wrote:
I've had the LEA-6T sitting in
@febo.com
Sent: Monday, August 25, 2014 4:54 PM
Subject: Re: [time-nuts] Practical Survey-In Accuracy?
Hi
There are some periodic errors in GPS that only get averaged in after a = 48
hour survey. It’s not so much a specific error level in meters as much as
averaging in all the “issues”.
Bob
I've had the LEA-6T sitting in survey-in mode for about 17 hours, and at this
point, the u-center software says that the Mean 3D Std Dev is 0.109 meters.
Given that my antenna is just a puck at the peak of the attic (never got around
to adding the DIY choke-ring), has this reached the silly
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