Michigan's Public Safety Communications System (MPSCS) brings in everything

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BobW55

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I am trying to add Tuscola County to a Fav list.
Screenshot 2022-04-09 213544.png

It also loads all the tower sites (I think)
Is this normal? Should I delete out the towers not located with in the county?
 

BobW55

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Sanilac county Michigan
I am trying to load the MPSCS system for Sanilac county Michigan. (Sanilac County 76)
When ever I do, it brings over the entire tower list for the state. You can see it scanning through the entire list which takes a ton of time.
For Sanilac county, I only need the Sandusky tower and maybe 2 others. Is there any easy way to determine which towers I need and to stop the system from dragging them all over?

Screenshot 2022-04-09 220103.png
 

ofd8001

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Louisville, KY
Yes. Set Location Control On for the Favorites List and ensure you have the correct zip code entered. The scanner will determine which site is close enough to turn on and leave the others off. That takes the guess work out of which towers to choose. This is the easiest way.

A rough rule of thumb is any tower within 30 miles may be close enough. But this is radio and a lot of variables come into play including antenna height, terrain, etc.
 

drdispatch

What's the frequency, Kenneth?
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Fightin' River, Michigan
I am trying to load the MPSCS system for Sanilac county Michigan. (Sanilac County 76)
When ever I do, it brings over the entire tower list for the state. You can see it scanning through the entire list which takes a ton of time.
For Sanilac county, I only need the Sandusky tower and maybe 2 others. Is there any easy way to determine which towers I need and to stop the system from dragging them all over?

View attachment 119522
I just answered this question on your earlier post about this same issue:


(Be aware that the moderators frown on starting multiple threads about the same issue, especially in quick succession.)
 

BobW55

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Sanilac county Michigan
So if I am understanding,
You are saying I should set my range far enough to cover the farthest tower away that I can receive.
I have my range = 0.0 miles so I can assume this means everything to the SDS200, setting it to 0.1 miles would start to limited it to things very close in?
 

Ubbe

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Stockholm, Sweden
I have my range = 0.0 miles so I can assume this means everything to the SDS200, setting it to 0.1 miles would start to limited it to things very close in?
Each site in the database have been set with a range that the database administrator thinks is a good range for that site. But what range you actually can receive depends of your antenna, if you are outside or in a house, how high above ground your are, if you have any obstacles in the way like buildings or mountains.

The range you set in the scanner can only add extra range to the ones already set in the database.

But your assumption would probably be a good addition to the wish list for a new feature. That you can say "ignore all sites range values and replace all with my own value XX miles." I have another wish list suggestion that the scanners range value also could be a negative one, to match what you actually can receive. Most sites have a 55 miles range set to them and if I have a bad position or bad antenna I would like to reduce the site range to perhaps 35 miles by setting the scanners range to -20 miles. There would also be a filter in the scanner that would not allow any range for a site to be less than 5 miles. There are now sites in the database with a 0.5 mile range, perhaps for transmitters inside a building, but there will always be leakage out of a building making it possible to receive the signal a couple of miles away.

/Ubbe
 

dmchalmers

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Apr 12, 2019
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I'm not sold on the whole tower range an hoopla i can do trunk search on atlata 2 ,mio an lovells towers an get hits all night but waters an gaylord not one hit on a clear moon lit night
 

hockeyref2

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Northern MI
I'm not sold on the whole tower range an hoopla i can do trunk search on atlata 2 ,mio an lovells towers an get hits all night but waters an gaylord not one hit on a clear moon lit night
I think it depends on geography. For example, I usually can get waters (26 miles away), I can sometimes get lovells (23 miles away) but not a peep from Deward (25 miles away) or Sharon (18 miles away). Like, none at all. In favorable conditions, I can generally get Manton (33 miles away)... and I always get st. helen (21 miles away) and usually west branch (24 miles away)

To summarize, I can't get a site 18 miles away with a rooftop yagi aimed directly at it, but I can get a site 33 miles away with the yagi aimed in its general direction... There are hills in the way I believe...
 

dmchalmers

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Apr 12, 2019
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I know an monitor 170.525 analog Us forest service here in oscoda Co but are there any Air ops like they use to use yrs ago such as 169.925 , heard the US forest dervice uses MPSCS
 
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