On Fri, 28 Jan 2011 00:43:02 +0000, Stephen wrote:

> On 27/01/2011 11:44 PM, Jim Henderson wrote:
>> On Thu, 27 Jan 2011 23:06:53 +0000, Stephen wrote:
>>
>>
>>> That surprises me.
>>
>> It would depend on the tx strength of the signal, but it doesn't
>> surprise me.
>>
>>
> In the UK, you’re lucky if you can get reception in a park never mind a
> plane.

Well, here in Utah, that's true if you're with AT&T.  With Verizon, 
reception is pretty good everywhere I've been.

>> What does surprise me is that in a moving aircraft, the GPS receiver in
>> my phone is useless.
>>
>>
> Never tried. Any excuse to switch it off.

:-)  As I mentioned to Darren, I like to try to get that kind of data 
because it fits in with my hobby of flying in flight simulators.  Knowing 
speed/altitude data is useful when taking off (and landing) to try to get 
it right.

>> I could as well, but then again, there are lots of wireless signals
>> flying around in open space, but I would expect something that's
>> designed to fly through the air to have some shielding against it.
>>
>>
> OK these were handhelds with power to reach the horizon.

The horizon is a long ways away. ;-)

Jim

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