gary123

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Sep 11, 2002
Messages
2,611
This may have been posted before, however I cannot locate a post containing the information. I need the base frequency and step sizes for the MARCS system. This information is captured with DSD and a few other apps. I believe that
1 = 851.00625 with 6.25 steps
I would like to get the rest of the parameters.
 

tweiss3

Is it time for Coffee?
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Apr 24, 2020
Messages
1,376
Location
Ohio
This may have been posted before, however I cannot locate a post containing the information. I need the base frequency and step sizes for the MARCS system. This information is captured with DSD and a few other apps. I believe that
1 = 851.00625 with 6.25 steps
I would like to get the rest of the parameters.
If it's know, its included in the database as a per-site basis.
 

Paulkuss21

Newbie
Joined
Jun 11, 2022
Messages
2

Radio Authentication​

First responder and public safety agencies that use MARCS need to authenticate all radios or the radios won’t work on the MARCS system beginning July 1, 2025.
Radio Authentication (also known as Link Layer Authentication) is an industry standard in first responder/public safety communications and an increased safety and security measure to protect the emergency communications infrastructure of the MARCS radio system throughout Ohio. Authentication will safeguard against unauthorized people using and listening on the system, and those attempting to disrupt the system.
The DAS MARCS Program Office has been actively encouraging customers to have their radios authenticated to provide the best and most secure service to everyone since July 1, 2020.
Each radio – base, mobile, and portable – must have Radio Authentication to operate on the MARCS system after July 1, 2025.
Some radios purchased after July 1, 2019, may already have been authenticated.
Radios purchased prior to July 1, 2019, may have the ability to be updated to comply with Radio Authentication, without the need to purchase a new radio.
MARCS radio users should contact their radio manufacturer or programming vendor as soon as possible. The authentication process can take up to three months.
 

gary123

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Sep 11, 2002
Messages
2,611
CPS. NAS. I hope to visit Dayton this year. I have the codeplug configured and the scan lists set. All that is missing is the correct base freq and step size settings.

I may have found what I am looking for in post 134 in this thread. Special thanks to the person who pointed it out to me.
 
Last edited:

benlichtenfeld

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Jul 15, 2023
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Dublin, OH
What site frequencies should I use for the Columbus Regional Airport Authority? I can't figure out if I need only the control channel capable frequencies or all of them.
 

amcferrin90

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Mar 11, 2015
Messages
297
Location
Pickerington, OH
CPS. NAS. I hope to visit Dayton this year. I have the codeplug configured and the scan lists set. All that is missing is the correct base freq and step size settings.

I may have found what I am looking for in post 134 in this thread. Special thanks to the person who pointed it out to me.

It's too easy to make a mistake and end up with a disabled paper weight. Also from the same mistake cause and get into big trouble.
 
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gary123

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Joined
Sep 11, 2002
Messages
2,611
It's too easy to make a mistake and end up with a disabled paper weight. Also from the same mistake cause and get into big trouble.
I appreciate the caution warning. Rest assured the radio is totally unable to affiliate, no RF output not even residual RF leakage. Several other precautions have been implemented. All personalities point to a conventional RX only personality. The trunked system and TG list are similarly isolated and unavailable for direct access by the zone/channel selectors.

I do agree that no-one should attempt a NAS unless they are competent and highly experienced. If in doubt use a scanner.
 

Nasby

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Apr 4, 2004
Messages
2,736
Location
Ohio
Does anyone know anybody that can program a bct15x near the akron area or summit county area?
What are you wanting to hear? All police and fire in Summit County are on a digital system which the BCT15x can’t receive.

 

marklt1

Member
Feed Provider
Joined
Mar 5, 2005
Messages
59
Location
Streetsboro, OH
Portage simulcast is supposed to go live on Monday morning. 5 of 6 towers active. Garrettsville tower will not be active. Issue with easement for fiber optic
I'm curious to see if they will create a new site id for the simulcast group, or just reconfigure an existing group.
I've been watching the peers on the existing sites to see if something new shows up.
Anyhow, excited to see it happen!
 

KB8VJU

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Premium Subscriber
Joined
Dec 19, 2002
Messages
131
Location
Cleveland, Ohio
TG 27508 Anyone noticed that Wickliffe Fire (Lake County) appears to be on a new talkgroup? I can't say that I've heard Willowick (as they used to share one) so perhaps I've missed them or it is just Wickliffe. Anyone else notice this?
 

Swipesy

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Joined
Jan 27, 2003
Messages
2,123
Location
Northern Ohio
TG 27508 Anyone noticed that Wickliffe Fire (Lake County) appears to be on a new talkgroup? I can't say that I've heard Willowick (as they used to share one) so perhaps I've missed them or it is just Wickliffe. Anyone else notice this?
Ran Dispatch TG's for 18 hours on Lake County on Friday (5/17). No hits on 27508. There were hits on 27507 and 27509 but no 8.
 

Cobra_Commander

InvisibleIndividual
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Joined
Jul 5, 2003
Messages
993
Location
Aurora,Ohio

Radio Authentication​

First responder and public safety agencies that use MARCS need to authenticate all radios or the radios won’t work on the MARCS system beginning July 1, 2025.
Radio Authentication (also known as Link Layer Authentication) is an industry standard in first responder/public safety communications and an increased safety and security measure to protect the emergency communications infrastructure of the MARCS radio system throughout Ohio. Authentication will safeguard against unauthorized people using and listening on the system, and those attempting to disrupt the system.
The DAS MARCS Program Office has been actively encouraging customers to have their radios authenticated to provide the best and most secure service to everyone since July 1, 2020.
Each radio – base, mobile, and portable – must have Radio Authentication to operate on the MARCS system after July 1, 2025.
Some radios purchased after July 1, 2019, may already have been authenticated.
Radios purchased prior to July 1, 2019, may have the ability to be updated to comply with Radio Authentication, without the need to purchase a new radio.
MARCS radio users should contact their radio manufacturer or programming vendor as soon as possible. The authentication process can take up to three months.
Will this make any nas radio worthless?
 
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