[aprssig] Kenwood D710 & Yaesu FTM-350AR Compatible Frrequency Objects

Lynn W. Deffenbaugh (Mr) ldeffenb at homeside.to
Wed Jun 25 16:12:00 CDT 2014


The frequency specification only provides for nnn.nnnMHz (3 dot 3) for 
the frequency.  Any deviation from this will likely not be recognized by 
the radio firmware.  The FTM-350 (and likely the -400) are even case 
sensitive on the MHz!

Lynn (D) - KJ4ERJ - Author of APRSISCE for Windows Mobile and Win32


On 6/25/2014 3:45 PM, David Andrzejewski wrote:
> Tangentially-related: What is the correct syntax for 70cm frequencies, 
> e.g. 444.8125?
>
> Would it be:
>
> 444.8125 *111111z4136.06N/08114.22Wr444.812MHz T131 +500
>
> or:
>
> 444.8125 *111111z4136.06N/08114.22Wr444.8125MHz T131 +500
>
> Note in the comment field, the first example only has three digits 
> after the decimal and the second has all four.
>
> - Dave/KD8TWG
>
> On 2014-06-25 14:27, Keith VE7GDH wrote:
>> Lynn KJ4ERJ wrote...
>>
>>> It may be that the FTM-400 is actually ignoring the offset and
>>> applying it's internal automatic offset to the QSY frequency.
>>> Can you do a quick object test with a non-standard offset and
>>> see if the radio still insists on 600?
>>
>> It appears that I goofed earlier. The FTM-400D will QSY to + or -
>> offset as specified in an APRS beacon or object, including
>> non-standard offsets. I had used e.g. C88 instead of C088 in an
>> earlier test and that made all of the difference. When I use Tnnn or
>> Cnnn, I can specify oddball offsets or directions. Sorry for the false
>> alarm!
>>
>> The FTM-400D is a nice radio, for voice and APRS. It also does digital
>> C4FM FDMA. The FT1DR is pretty nice too, but doesn't appear to have
>> the QSY feature.
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