[gps-talkusers] Re: accuracy among trees

Is that the $99 or $79 one from Amazon?
On Jun 22, 2012, at 8:52 AM, Chris Grabowski wrote:

> Hello all,
> 
> Do not get the ProS.  The ProS does not have Bluetooth.  I found that out the 
> hard way.
> 
> 
> On 6/21/2012 9:35 PM, Sarai Bucciarelli wrote:
>> Hi:
>> Which iBlue 747 Pro do you have? Amazon has two choices, one is $99 and the 
>> other is $79.
>> On Jun 20, 2012, at 2:15 PM, Michael May wrote:
>> 
>>> Hello list,
>>> 
>>> The GPS accuracy is so much better with the iBlue 747 Pro that we hardly
>>> bring up accuracy questions like we used to. Certainly there are multi path
>>> issues among tall buildings but we still get a position fix. It amazes me
>>> sometimes how well it works in some buildings.
>>> 
>>> Most of my GPS use in the woods is in Northern California where you have
>>> tall trees but mostly with pine needles and not leaves. I find that it takes
>>> longer to acquire a position among these tall trees but eventually the GPS
>>> comes through with 3 or 4 satellites. It is rare that I cannot get a
>>> position fix at all.
>>> 
>>> I am wondering how true this is in other parts of the US or world where the
>>> trees may be denser and with leaves instead of needles. Based on the physics
>>> of GPS frequencies, leaves that are effectively 8 inches or larger would
>>> potentially block GPS signals.
>>> 
>>> Anyone have wooded areas where they cannot get a GPS fix?
>>> 
>>> Mike
>>> 
>>> May, CEO Sendero Group
>>> Developers of accessible GPS and distributors of technology for the blind
>>> 
>>> Office Phone: 888-757-6810, extension 101
>>> Email: MikeMay@xxxxxxxxxxxxxxxx
>>> Sendero web: http://www.senderogroup.com
>>> General GPS Web: http://www.AccessibleGPS.com
>>> Mike May Personal: http://www.CrashingThrough.com
>>> 
>>> Sendero Address: 1857 Glenmark Way, Roseville, CA 95747
>>> 
>>> 
>>> 
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>> 
> 
> 
> 
> -- 
> Developers of accessible GPS and distributors of technology for the blind
> 
> Office Phone: 888-757-6810
> 
> Email: chris@xxxxxxxxxxxxxxxx
> 
> Sendero web: http://www.senderogroup.com
> 
> General GPS Web: http://www.AccessibleGPS.com
> 
> Sendero Address: 1857 Glenmark Way, Roseville, CA 95747
> 
> To change your email settings (unsubscribe, digest only, or vacation mode):
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> 
> Additionally, to unsubscribe send an email to 
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