[aprssig] Can someone make one of these ?

John Gorkos jgorkos at gmail.com
Mon Nov 18 15:28:08 CST 2013


That’s cool.  If I ask for the moon, and I get a small asteroid, I’ll
still be happy.
Just using a 10” tablet with one of the new USB-powered SDRs (like a USRP
from Ettus or the HackRF that Michael Ossmann is putting together) would
be a cool step in the right direction.


On 11/18/13, 4:22 PM, "Scott Miller" <scott at opentrac.org> wrote:

>That's a little beyond what I'm working on right now.  The touch screen
>project I've got on my bench is a T3-301 in a Pelican style case with
>batteries and display, mostly intended for search and rescue use.
>
>Scott
>N1VG
>
>On 11/18/2013 10:36 AM, John Gorkos wrote:
>> Since you asked...
>>
>> I¹d pay between $750 and $1000 for an 7² Android Tablet with a
>>30Mhz-6GHz
>> SDR that produces .5 to 1 watts out of an SMA connector.  Needs to have
>> GPS, Wifi, have at least a dual core 1.2GHz processor with 1GB of RAM,
>> takes SIM cards, and can take external power through a 2.5mm barrel
>> connector.  I¹d pay another $250 for a 2m/70cm external amp that takes
>>the
>> output of the tablet to 10 or 25 watts, maybe even with a pre-amp in it.
>> Bandwidth on the SDR should be 20Mhz (20+msps).  A camera would be nice
>> (since most tablets have them).
>> Unfortunately, you¹re probably talking $100k just to R&D such a device,
>> and another quarter million to prototype and prep for production.  The
>> OpenMOKO guys tried this with JUST a cell phone, and never really made
>>it
>> work.
>>
>> John Gorkos
>>
>>
>> On 11/18/13, 11:13 AM, "Scott Miller" <scott at opentrac.org> wrote:
>>
>>> Well, how much would you pay for such a device?  I've got something in
>>> the works, but I've also got about a dozen other projects to work on
>>>and
>>> only so many hours in the day.
>>>
>>> Scott
>>> N1VG
>>>
>>> On 11/15/2013 12:06 AM, Andrew Rich wrote:
>>>> Touch Screen
>>>>
>>>> GPS
>>>>
>>>> RADIO
>>>>
>>>> TNC
>>>>
>>>> http://tech-software.net/thebox.bmp
>>>>
>>>> - Andrew -
>>>>
>>>>
>>>>
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>>
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