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| Date: | Tue, 3 May 2005 13:10:07 -0400 |
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Hi Collin and the rest of the group. This I think is to tune the radio to
the signal, but I guess to the user it sounds like standard FM, but I can
tell you that from what I've been able to gather from monitoring with my
THF6A this system in my area isn't for in-building coverage at all.
On Tue, 3 May 2005, Colin McDonald wrote:
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> the tone could very well be a dcss tone or something similar...perhaps a
> ctcss tone to key the bass radio or what ever other portible station =
> they
> are talking with.
> What sort of agency uses this system?
> I would think they probably dont utilize repeaters on ssb? or what ever =
> form
> of it this is?
> If so, then just like on fm they might be using a continuous tone to key =
> the
> repeater or to send some sort of radio identification to the control
> station.
> Might also be a fault with the type of radios they are using or =
> something to
> do with the environments they are transmitting from.
>
> 73
> Colin, V A6BKX
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> <DIV>the tone could very well be a dcss tone or something =
> similar...perhaps=20
> a<BR>ctcss tone to key the bass radio or what ever other portible =
> station=20
> they<BR>are talking with.<BR>What sort of agency uses this system?<BR>I =
> would=20
> think they probably dont utilize repeaters on ssb? or what ever =
> form<BR>of it=20
> this is?<BR>If so, then just like on fm they might be using a continuous =
> tone to=20
> key the<BR>repeater or to send some sort of radio identification to the=20
> control<BR>station.<BR>Might also be a fault with the type of radios =
> they are=20
> using or something to<BR>do with the environments they are transmitting=20
> from.</DIV>
> <DIV> </DIV>
> <DIV>73<BR>Colin, V A6BKX</FONT></DIV></BODY></HTML>
>
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