[time-nuts] GPS at 60,000 feet

David McGaw n1hac at alum.dartmouth.org
Tue Jan 29 18:00:08 EST 2013


Yes, indeed.  Scientific balloons get up to about 125,000 ft, 38 km max.

David


On 1/29/13 5:39 PM, Said Jackson wrote:
> Ublox limits it to 164,000 feet or 50,000m. Pretty much higher than any ballon would go I think.
>
> Bye,
> Said
>
> Sent From iPhone
>
> On Jan 29, 2013, at 13:24, Mike S <mikes at flatsurface.com> wrote:
>
>> On 1/29/2013 1:55 PM, SAIDJACK at aol.com wrote:
>>> Note that this is higher than the older GPS would support, due to the new
>>> Wassenaar speed/altitude limits.
>> What are the current limits? UBlox is Swiss, and therefore subject to Wassenaar. Are there any GPS chip makers in China (or ?), who wouldn't be subject to any limitations?
>>
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