[aprssig] APRS and goTenna

vk2tv vk2tv at exemail.com.au
Sat Dec 19 15:50:10 EST 2015

On 20/12/15 02:31, Greg Troxel via aprssig wrote:
> Richard Amirault via aprssig <aprssig at tapr.org> writes:
>> On 12/18/2015 7:13 PM, Bill Vodall wrote:
>>> So much publicity and advertising these days for the "new technology"
>>> of the goTenna - when we've been doing the same and much much more for
>>> 20+ years.
>>>     http://www.wsj.com/articles/no-cell-signal-this-can-help-when-you-wander-off-grid-1450203815
>> These works on MURS frequencies and, like any radio signal, successful
>> communication varies with location. I suspect that most users will be
>> disappointed in the coverage radius of these units. Besides ... with
>> no cell signals ... that means no power to re-charge your smartphone
>> (needed to use these) Unless you have provided a way to re-charge your
>> phone these will have a *very* limited time of use.
> Power and cell don't seem all that closely linked; I tend to be out of
> cell coverage far more often than there is no electricity.  Plus
> solar/battery isn't that hard, and even normal people carry batteries to
> recharge their phones.
> While there are issues, this seems a natural evolution of carrying FRS
> radios, and is accessible to normal people.  Plus it seems one can
> encrypt text messages and location, which you can't do on Amateur
> frequencies.
> But I agree that most people will be unhappy with range because they
> have no idea how radio works.
> To me the bad part is having to use their app vs an open API.
> It was amusing that the WSJ article talked about people taking these to
> foreign countries - where MURS is probably not ok.
> So I wonder if this will have a place to link the public to nearby hams
> for longer range communication during infrastructure outages.
> 73 de n1dam
They would be illegal in Australia, where we have 80 UHF (around 477MHz) 
CB channels with power to 5W and repeaters.

Ray vk2tv

More information about the aprssig mailing list