[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.
>     >>
>     >> ______________________________________________________________
>     >> Scan-DC mailing list
>     >> Home: http://mailman.qth.net/mailman/listinfo/scan-dc
>     >> Help: http://mailman.qth.net/mmfaq.htm
>     >> Post: mailto:Scan-DC at mailman.qth.net
>     >>
>     >> This list hosted by: http://www.qsl.net
>     >> Please help support this email list: http://www.qsl.net/donate.html
>     >> ______________________________________________________________
>     >> Scan-DC mailing list
>     >> Home: http://mailman.qth.net/mailman/listinfo/scan-dc
>     >> Help: http://mailman.qth.net/mmfaq.htm
>     >> Post: mailto:Scan-DC at mailman.qth.net
>     >>
>     >> This list hosted by: http://www.qsl.net
>     >> Please help support this email list: http://www.qsl.net/donate.html
>     >>
>     >>
>     > ______________________________________________________________
>     > Scan-DC mailing list
>     > Home: http://mailman.qth.net/mailman/listinfo/scan-dc
>     > Help: http://mailman.qth.net/mmfaq.htm
>     > Post: mailto:Scan-DC at mailman.qth.net
>     >
>     > This list hosted by: http://www.qsl.net
>     > Please help support this email list: http://www.qsl.net/donate.html
>     >
>     >
>
>     ______________________________________________________________
>     Scan-DC mailing list
>     Home: http://mailman.qth.net/mailman/listinfo/scan-dc
>     Help: http://mailman.qth.net/mmfaq.htm
>     Post: mailto:Scan-DC at mailman.qth.net
>
>     This list hosted by: http://www.qsl.net
>     Please help support this email list: http://www.qsl.net/donate.html
>



More information about the Scan-DC mailing list