Dinwiddie Fire and EMS New Frequencies

NS9710

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Apr 10, 2010
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Niagara Falls, NY
I went to three different sites today, the towers are in fact weak output, but the signals are being broadcasted into the city directionally, the NAC is B90h, the system ID is B96h, BEE00h, not 890h and 896h as BlueMoon2 has reported, 796.093750MHz is confirmed as a Primary Control as Vern23882 reported, confirmed the previous reported talkgroup assignments, as of right now, there is no encryption, but I suspect that will in fact change as time goes along, and unfortunately Wink64, you will need to be in the county to actually monitor, so for those who was in a not too distant locations will no longer be able to monitor this system, I noticed when I got 3 miles outside of Dinwiddie that most of the signal had fallen off and the system could no longer be monitored, I'm using an SDS100 with Comet SMA24 antenna.
 

NS9710

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Apr 10, 2010
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Niagara Falls, NY

Wink64

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Jun 10, 2012
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Dinwiddie VA
Dinwiddie always had problems with low spots all over the County, including the VHF system they upgraded to in 2012. 151-0850 was Sheriff Dispatch. I'm playing with my SDS100, trying to hear something. That's when they did the upgrade to the primary antenna which is located behind Co. 1 Fire/EMS on Boydton Plank Rd. I'll figure it out, somehow or another. Hopewell always has the most freaky systems.
 

Wink64

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Jun 10, 2012
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Dinwiddie VA
I wonder if have to put in the Control channel also, then lock it out, like the old early 2000's Chesterfield systems. Any of yall paying attention to me, I just like to listen to Dinwiddie. Don't have to drive to Allied anymore to go to work.
 

DinUsr

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Nov 25, 2023
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I went to three different sites today, the towers are in fact weak output, but the signals are being broadcasted into the city directionally, the NAC is B90h, the system ID is B96h, BEE00h, not 890h and 896h as BlueMoon2 has reported, 796.093750MHz is confirmed as a Primary Control as Vern23882 reported, confirmed the previous reported talkgroup assignments, as of right now, there is no encryption, but I suspect that will in fact change as time goes along, and unfortunately Wink64, you will need to be in the county to actually monitor, so for those who was in a not too distant locations will no longer be able to monitor this system, I noticed when I got 3 miles outside of Dinwiddie that most of the signal had fallen off and the system could no longer be monitored, I'm using an SDS100 with Comet SMA24 antenna.
New to the group. Using Sentinel software to program Uniden BCD536HP. How do I get the above programmed for Dinwiddie as the Uniden database does not have frequencies listed? I live in Dinwiddie.
 

NS9710

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Apr 10, 2010
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655
Location
Niagara Falls, NY
New to the group. Using Sentinel software to program Uniden BCD536HP. How do I get the above programmed for Dinwiddie as the Uniden database does not have frequencies listed? I live in Dinwiddie.
I also sent you a private message here on the forums.
 

maus92

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The OP
Since this is a Motorola system based on the WACN, not all frequencies would be control channels. Is the RRDB awaiting more information as none of the frequencies in the RRDB entry are marked as control channels.
 

NS9710

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Apr 10, 2010
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Niagara Falls, NY
Since this is a Motorola system based on the WACN, not all frequencies would be control channels. Is the RRDB awaiting more information as none of the frequencies in the RRDB entry are marked as control channels.
I didn't have any of the control channel information available so none submitted.
 

n4jri

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Richmond, VA
I drove thru on Saturday, and here's what i got from my recordings:
CC was 769.09375
Heard 201 referred to by sheriff cars as "Main", there was also some tactical on 203
Heard Fire tone-outs on 1001, heard 1002 referred to as "Primary", and 1004 was being used by units on-scene at a fire call

73/Allen (N4JRI)
 

predatorhunt

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Disputanta Virginia
I drove thru on Saturday, and here's what i got from my recordings:
CC was 769.09375
Heard 201 referred to by sheriff cars as "Main", there was also some tactical on 203
Heard Fire tone-outs on 1001, heard 1002 referred to as "Primary", and 1004 was being used by units on-scene at a fire call

73/Allen (N4JRI)
Might want to summit your info they dont have a control channel flag or the other talk groups Thanks for the info.
 

Wink64

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Jun 10, 2012
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Location
Dinwiddie VA
I still hear everything from Petersburg from 2 miles South of Dinwiddie Courthouse, on my SDS100. I refuse to believe DW has the $ to pay for a freaky system like Hopewell has always done to this day. I guess, figure it out sooner or later. Nothing here worth all that. DW is a huge county, land-wise. Always had low-spots, here and there, thru-out the County. Remedy? Nope, not with VHF on the ground.
 

NS9710

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Apr 10, 2010
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Niagara Falls, NY
I am telling you, its next to impossible from outside the county.

I still hear everything from Petersburg from 2 miles South of Dinwiddie Courthouse, on my SDS100. I refuse to believe DW has the $ to pay for a freaky system like Hopewell has always done to this day. I guess, figure it out sooner or later. Nothing here worth all that. DW is a huge county, land-wise. Always had low-spots, here and there, thru-out the County. Remedy? Nope, not with VHF on the ground.
 

TJX400

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Apr 26, 2020
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I still hear everything from Petersburg from 2 miles South of Dinwiddie Courthouse, on my SDS100. I refuse to believe DW has the $ to pay for a freaky system like Hopewell has always done to this day. I guess, figure it out sooner or later. Nothing here worth all that. DW is a huge county, land-wise. Always had low-spots, here and there, thru-out the County. Remedy? Nope, not with VHF on the ground.
What do you mean about Hopewell? I can receive their system from nearly 20 miles to the north.
 

maus92

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I plotted the approximate locations of the simulcast sites for this system. Note that the edge sites are using directional antennas generally oriented inwards towards the county center, and the more central sites are omni. Therefore, I would not expect signaling to reach very far outside the county borders.
Dinwiddie coverage.png
 

NS9710

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Joined
Apr 10, 2010
Messages
655
Location
Niagara Falls, NY
They don't, maybe 2-3 miles at best

I plotted the approximate locations of the simulcast sites for this system. Note that the edge sites are using directional antennas generally oriented inwards towards the county center, and the more central sites are omni. Therefore, I would not expect signaling to reach very far outside the county borders.
View attachment 152312
 
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