[OZAPRS] Fw: 40M APRS frequencies

[Scott Evans]

Hi Gavin,

Curious, but the mention of the audio level being too high, is that saying
that mine is or yours? 🤔

On Mon., 4 Dec. 2017, 09:25 Gavin Rogers, <grogers at vk6hgr.echidna.id.au>
wrote:

> Captured a handful of frames last night here in Perth on 40m. I guess it
> works! Also is my first 40m digital RX, so that's nice :)
>
> VK7HSE-4 audio level = 139(11/14)   [NONE]   __||___
> Audio input level is too high.  Reduce so most stations are around 50.
> [0.2] VK7HSE-4>APRX29,WIDE2-1:!4259.56SI14718.64E#RasPi iGate & Digi
> Position, OVERLAY DIGI (green star) w/overlay I, >40 APRSmax
> S 42 59.5600, E 147 18.6400
> RasPi iGate & Digi
>
> VK7HSE-4 audio level = 158(11/19)   [SINGLE]   __::___
> Audio input level is too high.  Reduce so most stations are around 50.
> [0.2] VK7HSE-4>APRX29,WIDE2-1:!4259.56SI14718.64E#RasPi iGate & Digi
> Position, OVERLAY DIGI (green star) w/overlay I, >40 APRSmax
> S 42 59.5600, E 147 18.6400
> RasPi iGate & Digi
>
>
>
> 73
> Gavin
> VK6HGR
>
> On 3/12/2017 4:00 PM, Gavin Rogers wrote:
> > On 3/12/2017 3:56 PM, Josh wrote:
> >> Thanks Gerard.
> >>
> >> I had a minor issue with direwolf using the wrong tones earlier, it
> >> appears that
> >> the config line "MODEM 300" will cause 1600 & 1800 tones to be used but
> >> "MODEM 300 # [comment]" causes 1200 & 1800 Hz tones.
> > Try using
> > MODEM 300 7 at 30
> >
> > This will set up a number of modem frequency groups that'll help with
> > (mis)tuning:
> >
> > Channel 0: 300 baud, AFSK 1600 & 1800 Hz, D, 48000 sample rate
> >         0.0: D 1510 & 1710
> >         0.1: D 1540 & 1740
> >         0.2: D 1570 & 1770
> >         0.3: D 1600 & 1800
> >         0.4: D 1630 & 1830
> >         0.5: D 1660 & 1860
> >         0.6: D 1690 & 1890
> >
> > Fairly unlikely I'll get anything here on Perth on 40m on packet with
> > my antenna but I'm curious on the performance of Direwolf on HF so
> > I'll have my station listening for a few days.
> >
> > 73
> > Gavin
> > VK6HGR
> >
>
> --
>
>        Gavin Rogers                     |  Amateur radio station VK6HGR
>      http://www.livingwaters.com/good   |     http://vk6hgr.ampr.org/
>                 MSN/Skype/Email: grogers at vk6hgr.echidna.id.au
>
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