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| Marine Monitoring Forum This is the place to discuss monitoring marine communications |

10-20-2008, 04:16 PM
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Join Date: Dec 2004
Location: Boston, MA
Posts: 332
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C.G. LMR Land Mobile Freq's: All P-25 ?
Hello,
Anyone happen to know which of the 28 C.G. LMR (Land-Mobile) frequencies are
P-25, or are they all now ?
BTW: For the P-25 ones, are they entered as "Conventional" ?
Thanks,
Bob
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10-21-2008, 08:39 AM
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Join Date: Jul 2002
Location: Quincy, Mass
Posts: 1,724
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All depends on if the District now Sector has been upgraded to the new XTS Series radios.
Some are still Analog [DVP/DES Encryption] and others are Digital [P25 and P25/Enc]
Boston is P25 yet some of Sector Southern New England is Analog.
Same for Sector Northern New England, some Stations have the new Radios and some
are still using the older Radios.
Guess it all comes down to $$
Yes, all are Conventional in both Analog or P25
Quote:
Originally Posted by BOBRR
Hello,
Anyone happen to know which of the 28 C.G. LMR (Land-Mobile) frequencies are
P-25, or are they all now ?
BTW: For the P-25 ones, are they entered as "Conventional" ?
Thanks,
Bob
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10-21-2008, 10:00 AM
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Join Date: May 2002
Location: Portland, OR
Posts: 363
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Quote:
Originally Posted by BOBRR
Hello,
Anyone happen to know which of the 28 C.G. LMR (Land-Mobile) frequencies are
P-25, or are they all now ?
BTW: For the P-25 ones, are they entered as "Conventional" ?
Thanks,
Bob
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Yea, all the USCG VHF frequencies are conventional.
The CG radios have all the channels programmed in three different modes - analog, analog with DES encryption and P-25. They can operate in whatever mode they need to use.
- Chris
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10-21-2008, 11:05 AM
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Join Date: May 2005
Location: Delaware Co.
Posts: 298
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Is there a common PL for the analog CG channels? I get alot interference on vhf analog without a PL, but I have them loaded as digital (no interference) and don't pick up much. Sometimes I pick up Sector NY in the morning here in Philly.
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10-21-2008, 11:29 AM
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Join Date: Jul 2002
Location: Quincy, Mass
Posts: 1,724
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CSQ just like the VHF Marine Channels.
Interesting as NY/NJ do use 163.1750, 164.9125, 164.300, 171.2375
http://www.n2nov.net/nycmarine.html
Maybe it's your Antenna ? What are you using ...
Quote:
Originally Posted by JRM5204
Is there a common PL for the analog CG channels? I get alot interference on vhf analog without a PL, but I have them loaded as digital (no interference) and don't pick up much. Sometimes I pick up Sector NY in the morning here in Philly.
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10-21-2008, 02:20 PM
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Join Date: May 2005
Location: Delaware Co.
Posts: 298
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Well I'm in the Philadelphia area quite a distance from NYC/N. Jersey but I pick up the 164.9125 P25 early in the am sometimes. I just have a RS ground plane antenna in the attic and a GRE 3001 pre amp.
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10-21-2008, 03:09 PM
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Join Date: Jul 2002
Location: Quincy, Mass
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Should be some Phil traffic...hmmm
Also the USCG Aux at 150.7000 Mhz, they usually run a Sunday Morning Net
as well as informal traffic here-n-there during the day.
Quote:
Originally Posted by JRM5204
Well I'm in the Philadelphia area quite a distance from NYC/N. Jersey but I pick up the 164.9125 P25 early in the am sometimes. I just have a RS ground plane antenna in the attic and a GRE 3001 pre amp.
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10-22-2008, 08:31 AM
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Join Date: May 2005
Location: Delaware Co.
Posts: 298
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Philly (Sector Delaware Bay) may use some of the CG channels in the simplex mode, P25 Clear/ENC. I caught traffic last year but was not able to confirm it was the USCG. They operate off of 81A as their primary channel as far as I can tell.
The USCG Auxillary 5th Dist Northern RX is active in the Philadelphia area. I think they have their net the third thursday of the month at 8:00pm. They also use 82A and a HF channel. Nothing interesting though it's like listening to 2M HAM Radio. I keep it in the radio in case of an emergency.
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10-22-2008, 08:48 AM
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Join Date: Jul 2002
Location: Quincy, Mass
Posts: 1,724
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What CTCSS tone is the CG Aux using on the VHF Rptr ?
More and more of those Rptrs are finally being installed.
Quote:
Originally Posted by JRM5204
Philly (Sector Delaware Bay) may use some of the CG channels in the simplex mode, P25 Clear/ENC. I caught traffic last year but was not able to confirm it was the USCG. They operate off of 81A as their primary channel as far as I can tell.
The USCG Auxillary 5th Dist Northern RX is active in the Philadelphia area. I think they have their net the third thursday of the month at 8:00pm. They also use 82A and a HF channel. Nothing interesting though it's like listening to 2M HAM Radio. I keep it in the radio in case of an emergency.
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10-22-2008, 08:56 AM
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Join Date: May 2005
Location: Delaware Co.
Posts: 298
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150.7ro/149.2ri Pl100.0
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10-22-2008, 10:58 AM
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Join Date: Jul 2002
Location: Quincy, Mass
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USCG Aux
Thanks...sometimes when the Band open's it's helpfull to know the Tones up/down the Coast.
So that would be the Manasquan Area Repeater? is that DE or NJ, I have seen two tones listed, one for the NJ Area and the other Delaware..
So far known is [North to South]
Bar Harbor ME - need tone
Damariscotta ME - Need tone
Mt Mansfield VT - Need Tone
Amesbury MA - 103.5 Hz
Swampscott MA - 88.5
[Cape Cod - Soon]
New London CT - need tone
New Haven CT - 118.8 Hz
Albany NY - 167.9 Hz
Lake George NY - 127.3 Hz
Hudson NY - 186.2 Hz
NYC - 131.8 Hz
Farmingale NY - 136.5 Hz
Montauk NY - 151.4 Hz
Manasquan NJ/DE 88.5 Hz
Manasquan DE/NJ 100.0 Hz
Quote:
Originally Posted by JRM5204
150.7ro/149.2ri Pl100.0
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10-22-2008, 03:10 PM
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PA DB Admin
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 Database Admin
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Join Date: Jul 2003
Location: metro Philly
Posts: 921
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Quote:
Originally Posted by JRM5204
Philly (Sector Delaware Bay) may use some of the CG channels in the simplex mode, P25 Clear/ENC. I caught traffic last year but was not able to confirm it was the USCG. They operate off of 81A as their primary channel as far as I can tell.
The USCG Auxillary 5th Dist Northern RX is active in the Philadelphia area. I think they have their net the third thursday of the month at 8:00pm. They also use 82A and a HF channel. Nothing interesting though it's like listening to 2M HAM Radio. I keep it in the radio in case of an emergency.
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Sector DE Bay (Philly) uses simplex on the 16x.xxx freqs, or so it would seem. I have only caught comms once from the small armed patrol boats when I was down at the Camden Aquarium. Unfortunately, I can't seem to locate my notes, but it was in the 162/163 area. I've never caught any repeated comms from crews operating along the Delaware River/Bay.
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10-23-2008, 09:19 AM
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Join Date: May 2005
Location: Delaware Co.
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I'm not sure where the RX is located but it's for the Southeastern PA, South Jersey & Delaware.
Here is a link http://www.5nr.org/calendar.php?op=d...fer=/index.php
Last edited by JRM5204; 10-23-2008 at 09:32 AM..
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10-23-2008, 12:41 PM
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Location: Quincy, Mass
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Thanks, appreciate the info.
Quote:
Originally Posted by JRM5204
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10-24-2008, 09:50 PM
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 Database Admin
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Location: 39.79N -75.54W
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Ben,
I've had patrols in P25 on 162.125 simplex around the Battle Ship NJ.
This goes back 1-2 years.
Dave
__________________
If bad sound were fatal Audio would be the leading cause of death!
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11-03-2008, 02:01 PM
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Join Date: May 2008
Posts: 38
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Coast Guard frequency???
I have a question that maybe somebody here can answer.
Back before the county went to Motorola trunked, 155.895 was "channel 4" for the Sheriff's office.
Now, for the last few years, that frequency is used by the local Coast Guard station, though the transmissions are quite short and from my house 5 miles inland I hear only one side of any conversation.
Thanks for any thoughts on this.
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11-03-2008, 02:48 PM
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Join Date: Jul 2002
Location: Quincy, Mass
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Where are you ? City/State/County..
Maybe the CG used it in the past as a Liason Channel to the County ?
Please update your profile to include where you are, it helps in formulating an informed response.
Quote:
Originally Posted by HenryDavid
I have a question that maybe somebody here can answer.
Back before the county went to Motorola trunked, 155.895 was "channel 4" for the Sheriff's office.
Now, for the last few years, that frequency is used by the local Coast Guard station, though the transmissions are quite short and from my house 5 miles inland I hear only one side of any conversation.
Thanks for any thoughts on this.
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11-03-2008, 05:07 PM
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Thanks ECPS
That would be Fort Pierece, FL, about 60 miles down the coast from Cape Canaveral.
That could be, as for liason, but back when it was active by the county I cannot remember ever hearing CG on it.
It is so infrequent these days that I wonder if it is somekind of bleed over or something. When I hear it, they are loud and clear.
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11-04-2008, 07:51 AM
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Location: Quincy, Mass
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Could be an Image, see if you hear them on another channel at the same time.
It's not even on the old LANT Channel list[s]
http://www.n2nov.net/nycmarine.html which contained many 153-156 Public Safety channels
, but the new CG-xxx do Not include them.
Quote:
Originally Posted by HenryDavid
Thanks ECPS
That would be Fort Pierece, FL, about 60 miles down the coast from Cape Canaveral.
That could be, as for liason, but back when it was active by the county I cannot remember ever hearing CG on it.
It is so infrequent these days that I wonder if it is somekind of bleed over or something. When I hear it, they are loud and clear.
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12-20-2008, 04:13 AM
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Henry David when I was on vacation in New Smyrna Beach FL Coast Guard Station Ponce was using channel 15 for communications, however i could not capture Cape Canaveral.
Also to everyone else, it seems as if CG Sector Baltimore still uses 23A for comms, I have scanned the frequencies listed in the Wiki during active incidents and have heard nothing, can anyone shed any light???
Thanks Nathan
__________________
Nathan
Every cloud has a silver lining!!! Except for the mushroom shaped ones, which have a lining of Iridium & Strontium 90.
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