[aprssig] 6 m APRS

Earl Needham earl.kd5xb at gmail.com
Mon Mar 6 14:47:09 CST 2017


What are people using in their cars?  I guess I should have mentioned I was
I interested in mobile ops.

Tnx
Earl
KD5XB


On Mar 6, 2017 12:51 PM, <chiefsfan2 at cox.net> wrote:

> I ran a Motorola syntor x radio 100 watts into a beam antenna pointed
> towards the Maryland area where there is or was some 6 m aprs on 50.620 a
> couple of years ago to see if I could get some sporadic E into a igate
> there but never seen the call sign on aprs.fi.
> Dale N0KQX
>
>
> On Mar 6, 2017 at 12:29, <Earl Needham <earl.kd5xb at gmail.com>> wrote:
>
> 50.62 rang a bell with me, and I googled it.  It seems that Bob Bruninga
> wrote a paper some time ago about the issue, and 50.62 is indeed the
> frequency used in his area.  See http://aprs.org/6m-aprs.html and
> http://www.tapr.org/pipermail/aprssig/2010-August/033903.html
>
> Anybody using six for APRS?  What radios and antennas do you use?
>
> Earl
> KD5XB
>
>
> On Mar 6, 2017 10:34 AM, "Jess Haas" <km6gvw at jesshaas.com> wrote:
>
> I believe it is 50.62. 6 meter seems ideal for a longer range fixed
> station messaging backbone. If we got some smarter path routing involved we
> could get some real range out of the system without being reliant on the
> internet.
>
> If anyone is interested in setting something up in southern california I
> could setup a station(igate, digipeater whatevers needed) in culver city.
>
> -Jess
>
> On Mar 6, 2017 9:25 AM, "Earl Needham" <earl.kd5xb at gmail.com> wrote:
>
>> We've talked about using 6 meters for APRS in the past and I don't think
>> it ever went very far.  The reason, in my opinion, that 2 meters has worked
>> so well for APRS is that it's on a common frequency nation-state.  That,
>> plus the fact that 2 meter radios are so available.
>>
>> IS there a common frequency for 6 meter APRS?
>>
>> Vy 7 3
>> Earl
>> KD5XB
>>
>>
>> On Mar 6, 2017 9:05 AM, "Robert Bruninga" <bruninga at usna.edu> wrote:
>>
>>> We think that 6m APRS is an ideal applicataion... especially when 100W
>>> mobile low-band surplus radios are so cheap.  A guy got 100 of them for
>>> $10
>>> each.  But then he had to modify them and add TNC's.
>>>
>>> Although this is ideal for mobile for longer distances than 2m, the
>>> problem
>>> is there will never be enough infrastrucuter for travel out of area
>>> except
>>> in local areas that embrace it.
>>>
>>> A better idea for 6m radio is for emergency APRS communications at all
>>> operatinos centers.  Hams will want to use 2m and 70c bands for voice
>>> and so
>>> we do not want APRS messaging and tactical situational awareness objects
>>> to
>>> interfere.
>>>
>>> SO best to have 6m APRS at all emergency comms sites as a 3rd band for
>>> interchange between all emergency comm sites.  The sites will of course,
>>> MONITOR 144.39 national frequency so they can see all incoming APRS
>>> tactical
>>> situation, but their messaging between emergency centers on 6m would not
>>> interfere with other voice ops on 2m and 70cm.
>>>
>>> Bob, WB4aPR
>>>
>>> -----Original Message-----
>>> From: ve2gqf at gmail.com [mailto:ve2gqf at gmail.com]
>>> Sent: Monday, March 06, 2017 10:46 AM
>>> To: WB4APR at amsat.org
>>> Subject: 6 m APRS
>>>
>>> Hi Bob,
>>>
>>> My name is Gilles, VE2GQF and live in Sherbrooke, Québec and an aprs
>>> enthousiat since the begening !
>>>
>>> We are interested to try APRS on 6 m band in Quebec province. Is it a
>>> good
>>> idea ? Is this mode on this band is always used ?  Internet seem to be
>>> have
>>> no large information about it ?
>>>
>>> I'm going to Florida in few days, is there always any 6 m APRS Igate near
>>> Washington and  Georgia - If yes I will transmet APRS 6 m beacon in my
>>> trip.
>>>
>>>
>>> Thank's for your answer and sorry if my english is not good, this is not
>>> my
>>> first langage.
>>>
>>>
>>> 73's Gilles ve2gqf
>>>
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>>
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