Order Tray | Contact Us | Home | SIG Lists

[aprssig] APRS touch-tone and PL and repeaters?

Stephen H. Smith wa8lmf2 at aol.com
Wed May 6 14:24:59 UTC 2009


The Bland Ranch wrote:
> Commercial repeaters (Motorola I know best) have been able to handle multiple
> PLs for quite a while. The controllers may be another issue.
>
> A consideration when doing such things is that while you are sending your tones
> and the repeater TX is not active, someone may think the repeater is not in use
> and TX on top of you. The questions is, how often might this happen?
>
> A possible work-around is to have the different PL still key the TX but with no
> pass-through audio. At least others would know the RX is in use.
>
>   

Or is the voice user just going to assume this is a long tail after 
someone else stopped transmitting, and that it is fair game to key up 
on.       I think you would have to insert some sort of "busy tone" on 
the repeater transmitter (perhaps at a very low deviation so as to not 
be too annoying. 


------------------------------------------------------------------------

--

Stephen H. Smith    wa8lmf (at) aol.com
EchoLink Node:      WA8LMF  or 14400    [Think bottom of the 2M band]
Skype:     WA8LMF
Home Page:          http://wa8lmf.com  --OR--   http://wa8lmf.net

World Digipeater Map
  http://wa8lmf.net/APRSmaps

JavAPRS Filter Port 14580 Guide
  http://wa8lmf.net/aprs/JAVaprsFilters.htm

"APRS 101"  Explanation of APRS Path Selection & Digipeating
  http://wa8lmf.net/DigiPaths

Updated "Rev H" APRS            http://wa8lmf.net/aprs
Symbols Set for UI-View,
UIpoint and APRSplus:


-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.tapr.org/pipermail/aprssig/attachments/20090506/ba144ac8/attachment.htm>


More information about the aprssig mailing list