[aprssig] Now 5 APRS Channels!

[Phil - AD6NH]

This is great, but please refrain from using channels 4 and 5 in 
southern California.  144.99 is right in the middle of our D-Star 
repeater sub-band.

73 de Phil Pacier - AD6NH
APRS Tier2 Network Coordinator


On 05/23/2011 08:43 AM, Bob Bruninga wrote:
> Here is an updated recommendation for APRS channels in your APRS radio.  The
> purpose of all these channels is to allow you to configure the A side of
> your radio without ever turning down the radio volume on that side.  This
> makes sure you are always listening for voice alert calls, but can mute the
> packets temporarily or change to any of these other functions without having
> to touch any menus or function buttons.
>
> Ch FREQCY OFFSETS CH NAMES TONES     USAGE
> -- ------ ------- -------- --------- ----------------------------------
> 1) 144.39 simplex APRS raw No tone   for troubleshooting
> 2) 144.39 simplex APRSnorm CTCSS 100 with Voice Alert
> 3) 144.39 simplex APRSmute DCS xxx   for quiet or selcall at APRS events
> 4) 144.39 + 600   APRSevnt CTCSS 100 for special event with lots of HT's
> 5) 144.99 - 600   APRSdigi no tone   to be a WIDE1-1 offset digi
>
> Notice, the change in channel 3.  The reason is, that unless you program the
> actual CHANNEL NAMES shown above, then looking at the radio, you cannot tell
> the difference between channel 2 and channel 3 operation.  Both show as
> 144.39 with CT.  But if you make the "mute" channel use an unknown DCS code,
> then that channel will appear as 144.39 DC which is distinguishable from
> 144.39 CT.
>
> Bob, WB4APR
>
>
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