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Date: | Fri, 16 Aug 2002 23:37:30 -0400 |
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wow john, congrats on that call. makes you an old old timere hi hi.
Barb [log in to unmask]
----- Original Message -----
From: "John Farina" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Friday, August 16, 2002 4:28 PM
Subject: trunking
> Hello,
>
> For those who are wondering what trunking is, it is a system where by the
> frequency of a public service agency may shift. In other words, the
agency
> has a group of frequencies within the 800 mhz band and they use them all,
or
> portions of them. what this does to conventional scanners is that they
will
> never get both sides of the conversation because it begins on one
frequency
> in the group and ends on another.
>
> There is a control channel keeping track of this for the system. A
trunking
> scanner is capable of following the movements by tuning in to the control
> channel.
>
> This is probably not the best explanation for this but I think folks will
> get the idea. It would be similar to having a qso on the band while
moving
> your vfo up and down, the receiving station would need to move in the
exact
> sequence or they would never find you again.
>
> Hope that helps, if anyone has a more thorough explanation go for it
please.
>
> 73
>
> de w2qcy
>
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