[Scan-DC] UPDATE Re: Montgomery County Rebanding within 30 days
Dave
afdltret at comcast.net
Tue Jan 24 10:14:15 EST 2012
They are the input frequencies to the 868 repeaters. In 800 Mhz systems
the inputs are 45 mhz lower than the output frequencies.
Dave M.
On 1/24/2012 09:44, lepine15 at comcast.net wrote:
> So then what are the 823.XXXX freqs going to be used for?
>
> /Sent from my Verizon Wireless Phone/
>
>
> -----Original message-----
>
> *From: *Dave <afdltret at comcast.net>*
> To: *scan-dc at mailman.qth.net*
> Sent: *Tue, Jan 24, 2012 02:41:45 GMT+00:00*
> Subject: *Re: [Scan-DC] UPDATE Re: Montgomery County Rebanding
> within 30 days
>
> Ok James I misread your reply, but I guess we are on the same page on
> this issue. One other thing that happened in Broward County FL
> when they
> did the rebanding they also shuffled almost every talk group (at
> least
> for PD) to either a new ID or new name. When I inquired to members of
> the Florida group as to why, the general feeling was because every
> radio
> either has to be re-programmed or new, then that is the time to do
> any
> house cleaning or whatever to your radio system? Hopefully they
> won't do
> that in Montgomery County.
>
> Dave M.
>
>
> On 1/23/2012 21:31, Dave wrote:
> > I do not have all the particulars with this but the comment about
> > moving users out of the 851-853 spectrum does not apply to Public
> > Safety. The Public Safety Systems that have already rebanded
> that had
> > any 866-868 frequencies have all been moved down 15MHZ to the
> 851-853
> > spectrum. I am listening to to 2 different trunked systems with the
> > control frequencies 851 to 853. The only thing that you have to
> watch
> > for once they actually complete the rebanding is that they may not
> > actually use the same frequencies (down 15mhz) I mean that they used
> > before.
> > In many areas they have used different channels or in some cases
> added
> > new frequencies and used maybe one of them as control channel.
> However
> > all 866-868 will come down 15mhz and of course the inputs also.
> >
> > Dave M.
> >
> >
> > On 1/23/2012 21:10, Wadsworth, James wrote:
> >> Doug, do some more reading. 800 MHz rebanding has been in the
> news for years. The first phase is moving systems (frequencies)
> out of the 851 to 853 MHz spectrum. So systems that currently
> operate from 851 to 860 MHz are getting shuffled to 854 to 860
> MHz. They get put into available frequencies that will not cause
> any loss of capabilities. Then the systems that operate in the 866
> to 868 MHz range will get picked up and moved 15 MHz down to take
> over the vacated spectrum. NEXTEL is coordinating license moves.
> It is a nationwide plan that is easily googled. 15 MHz is correct.
> >>
> >> ----- Original Message -----
> >> From: Doug Kitchener [mailto:oldsdoug at hotmail.com]
> >> Sent: Monday, January 23, 2012 08:55 PM
> >> To: scan-dc at mailman.qth.net
> >> Subject: [Scan-DC] UPDATE Re: Montgomery County Rebanding
> within 30 days
> >>
> >>
> >> Okay, I started doing a little digging on this this evening,
> and I suspect the original information given below is incorrect. I
> looked up the current control channels of the Montgomery County
> system and they were:
> >>
> >> 868.86250 (Primary)
> >> 868.68750 (Alternate)
> >>
> >> 868.88750 (Alternate)
> >> 868.93750 (Alternate)
> >>
> >> Subtracting 15 MHz (as below) from each of them puts them at
> 853.####, but a check of the FCC database reveals no licenses for
> those frequencies for Montgomery County. I _did_ find licenses in
> the 823 MHZ range, however, which would be not 15, but _45_ MHz
> lower than the current control frequencies... so I suspect that
> the new control channel frequencies will be:
> >>
> >> 823.86250 (Primary)
> >> 823.68750 (Alternate)
> >> 823.88750 (Alternate)
> >> 823.93750 (Alternate)
> >>
> >> The FCC license database shows 21 frequencies in the 821 - 823
> MHZ range for Montgomery County (under the call sign WPVK-244);
> they are:
> >>
> >> 821.2125
> >> 821.2750
> >> 821.3375
> >> 821.4875
> >> 821.6500
> >> 822.7375
> >> 822.8375
> >> 822.8875
> >> 822.9125
> >> 823.1125
> >> 823.1625
> >> 823.2750
> >> 823.3625
> >> 823.3875
> >> 823.4375
> >> 823.6125
> >> 823.6375
> >> 823.6875
> >> 823.8625
> >> 823.8875
> >> 823.9375
> >>
> >> I'm guessing that those will be the frequencies of the system
> after the rebanding, with the control channels (control
> frequencies!) as above.
> >>
> >> I have my spies working on this - will post anything I find out.
> >>
> >> DK
> >>
> >> ----------------------------------------
> >>> From: oldsdoug at hotmail.com
> >>> To: scan-dc at mailman.qth.net
> >>> Date: Sun, 22 Jan 2012 19:57:15 -0500
> >>> Subject: [Scan-DC] Montgomery County Rebanding within 30 days
> >>>
> >>>
> >>> I got this from the horse's mouth - a tip of the hat to the
> gentleman that I spoke to (all right, to whom I spoke).
> >>>
> >>> I was in the Giant on Crabbs Branch Way a couple of hours ago;
> in front of me in line was a gentleman who was wearing a
> "Montgomery County Radio Communications" jacket. Needless to say,
> I accosted him... he was kind enough to give me a couple of
> minutes, and told me that they will be rebanding within the next
> 30 days or so... exact date is apparently not yet determined. He
> told me to subtract 15 MHz from the current frequencies of the
> four control channels and that should do the trick.
> >>>
> >>> 2000 hours, WPVA-690& WPVK-2....... 4 4.
> >>
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