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Michigan Radio Discussion Forum Forum for discussing Radio Information in the State of Michigan.

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Old 12-27-2005, 11:26 AM
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Default Intercity 155.37

Intercity is not dead yet.
Madison Heights just used it to notifiy the state police of an accident on I-75 and 12 mile.
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Old 12-27-2005, 12:10 PM
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155.370 is the Point to Point channel adopted by 7 states in the mid west under cooperative use agreements and it will be around for a LONG time, especially in state border areas and from mobiles traveling into other jurisdictions on prisoner transport details.
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Old 12-27-2005, 12:32 PM
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Quote:
Originally Posted by RevGary
155.370 is the Point to Point channel adopted by 7 states in the mid west under cooperative use agreements and it will be around for a LONG time, especially in state border areas and from mobiles traveling into other jurisdictions on prisoner transport details.
Ok. In the SE corner of Michigan it is used for communication between the base stations of various law enforcement agencys that operate on their own freqs but use intercity to talk with each other. Mobiles in this area do not have 155.37. Intercity used to be used a lot in a the past even to the point of various cities testing Intercity once a day. Now it is used rarely. If you used a scale of 1 to 10 with 10 being the amount of use in the 70's it would be down to about a 2 today, if not 1. Common talk groups and the telephone are used more today. I have heard a few calls on 155.37 in the past year where the city being called did not even answer and had to be called on the phone.
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Old 12-27-2005, 02:10 PM
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Quote:
Originally Posted by toydriver_det
Ok. In the SE corner of Michigan it is used for communication between the base stations of various law enforcement agencys that operate on their own freqs but use intercity to talk with each other. Mobiles in this area do not have 155.37.
Actually the MSP mobiles from the Metro North and South Posts do have VHF-High band mobile radios, but I rarely hear them use it anymore in favor of 800 MHz. Nonetheless, Michigan has always primarily used "Point-to-Point" as a base-to-base channel. That being said, the MSP has always frowned upon having 155.370 MHz in any mobile units, unless its for special purposes: ie, mobile command post, special ops, etc.

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Old 12-27-2005, 02:47 PM
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The frequency of 155.370 MHz is used in 17 states for the purposes of "Intersystem Coordination." They are:

* Florida
* Georgia
* Illinois
* Indiana
* Iowa
* Kentucky
* Michigan
* Minnesota
* Missouri
* New Mexico
* New York
* North Dakota
* Ohio
* Tennessee
* Texas (paired with 154.950 MHz, for mobiles)
* Washington
* Wisconsin

Some of these states allow for mobile radios to also use this frequency. New York, Ohio, Washington, and Wisconsin come to mind. Sadly, as more statewide trunking systems come online in the aforementioned states, the use of this frequency will probably decline even further. Especially, in the Midwest, since there is talk of interlinking the trunked radio systems in the states in the Great Lakes region together down the road, which would allow for "Interstate" talkgroups.
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Old 12-27-2005, 04:33 PM
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Quote:
Originally Posted by Thunderbolt
Actually the MSP mobiles from the Metro North and South Posts do have VHF-High band mobile radios, but I rarely hear them use it anymore in favor of 800 MHz. Nonetheless, Michigan has always primarily used "Point-to-Point" as a base-to-base channel. That being said, the MSP has always frowned upon having 155.370 MHz in any mobile units, unless its for special purposes: ie, mobile command post, special ops, etc.

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Right. I would think most VHF High mobile MSP radios would be for 155.865 which was a good idea but I hear less on that than I do Intercity. I can not remember the last transmission I heard on M.E.P.S.S, as it's listed the RR database. I always just called it MEPS.
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Old 12-27-2005, 08:23 PM
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I hear intercity being used several times a week. In just the last couple days I have heard Livonia, Redford, Novi, Dearborn Hts., Inkster, Garden City and Nothhville using it for various reasons. Livonia contacted Redford on intercity at least twice yesterday! I agree it's not used as much as it used to be but it's hardly dead.
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Old 12-28-2005, 12:30 PM
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Quote:
Originally Posted by toydriver_det
I can not remember the last transmission I heard on M.E.P.S.S, as it's listed the RR database. I always just called it MEPS.
It's correct name is the "Michigan Emergency Public Safety System," which is very close to the official name for our statewide trunked system "Michigan Public Safety Communications System."

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Old 12-28-2005, 03:28 PM
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Minnesota calls it [155.37] "MIMS" or the Minnesota Incident Management System, which is MN's version of NIMS. State Partol Terms it as the Point to Point
although i suppose all of the different names are like the sandwiches at Arby's; Same Inerts, Different Bun
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Old 12-28-2005, 10:17 PM
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Quote:
Originally Posted by mmtstc
Minnesota calls it [155.37] "MIMS" or the Minnesota Incident Management System, which is MN's version of NIMS. State Partol Terms it as the Point to Point
although i suppose all of the different names are like the sandwiches at Arby's; Same Inerts, Different Bun
Doesn't Minnesota make extensive use of 155.475 MHz, the National Law Enforcement Emergency Frequency (NLEEF)?

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Old 12-28-2005, 11:00 PM
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Default Ohio TRUNKED - Inner City

The state of Ohio inserted a PATCH capability for their new MARCS system to allow 155.37 as well as their Statewide LEERN frequency 154.935 (Law Enforcement Emergency Radio Network) to be patched as necessary. They are NOT at this point planning on removing the VHF freqs. As a matter of fact, they have recently PURCHASED some new 300 watt VHF base stations...Steve/Gallia 911
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Old 12-30-2005, 12:07 AM
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Quote:
Originally Posted by SLWilson
As a matter of fact, they have recently PURCHASED some new 300 watt VHF base stations...Steve/Gallia 911
This is good to know. At least they plan on keeping their VHF system as a backup. However, I wonder how much longer the OSP's VHF-Low band will stay in service?

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Old 01-01-2006, 06:45 PM
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Quote:
Originally Posted by dsw760
I have heard Livonia, Redford, Novi, Dearborn Hts., Inkster, Garden City and Nothhville
Thats all I hear on it. I think its a great back up radio idea, cause almost ANYONE "should" be able to get on it. Its VHF simplex, no pl tone, non trunking, no towers to go down or radios to not work properly. I dont see why every station/dispach center doesnt have at least one radio with it programed.

I hear Police chases near Redford, Livonia etc and they notify all surrounding depts of the chase.
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Old 01-01-2006, 08:41 PM
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here in the Lansing/Tri County area, the 155.370 point to point frequency is still licensed to several departments ,but not used at all. my local department has a VHF radio, but is now sitting in the fire station squad room and being used as a paging radio for the sirens. so our PD doesnt use it, and Central dispatch doesnt either, or even MEPSS
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Old 01-06-2006, 09:27 PM
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Minnesota does use 155.475 alot and it is commonly soft-patched to the ARMER 800Mhz TRS. we term it MINSEF (Minnesota State Emergency Frequency). It is most often used for Police, but one of the major aeromedical services dosent have a VHF channel as they dispatch on an LTR, so it is the channel you knwo you can usually get ahold of them if you are tryign to land them on scene. fire dosent usually use except on EMS ops becasue they have their own statewide fire channel. everywhere i ahve ever worked it is always channel 4 on the our mobiles and portables
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Old 01-07-2006, 09:03 PM
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Quote:
Originally Posted by scannerman5000
here in the Lansing/Tri County area, the 155.370 point to point frequency is still licensed to several departments ,but not used at all. my local department has a VHF radio, but is now sitting in the fire station squad room and being used as a paging radio for the sirens. so our PD doesnt use it, and Central dispatch doesnt either, or even MEPSS
More than likely, they probably use 460.050 MHz, which is the "Tri-County Intersystem." This has been around for at least 40-45 years. That being said, they may use a "COM" talkgroup on the MPSCS for talking to each department. However, I would not be surprised in the least if they just pickup the telephone and call each other.

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Old 01-07-2006, 10:04 PM
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"This has been around for at least 40-45 years. That being said, they may use a "COM" talkgroup on the MPSCS for talking to each department."

No, there are no COM talkgroups in use in the Lansing area.
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Old 01-08-2006, 01:35 PM
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I was was called by our local about 2 months ago to see if we had a unit to work with them on air speed. After my Sgt. approved it, I sent unit and asked athem to work him on 155.37.
They said the new OSP plane coould only use 154.935 ( LEERN ). Guess it was too hard to program another high band freq. So much for inter ops
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