First Bus in Regina System Change?

SatHunter

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Jul 23, 2021
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210
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Regina
I noticed something has changed this week for First Bus/Student since Monday. The analog LMR signal at 463.125 MHz has only the occasional understandable one side of the conversation coming through. Now I noticed that there is occasional bursts & not much else.

They used to have voice transmissions every few minutes throughout the morning. I checked TAFL but I have seen no changes as of this writing. Any ideas?

Sounds like static when they key the mic. Would that be something like DMR?
 

lineman230

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Joined
Nov 25, 2021
Messages
15
Location
Regina
I noticed something has changed this week for First Bus/Student since Monday. The analog LMR signal at 463.125 MHz has only the occasional understandable one side of the conversation coming through. Now I noticed that there is occasional bursts & not much else.

They used to have voice transmissions every few minutes throughout the morning. I checked TAFL but I have seen no changes as of this writing. Any ideas?

Sounds like static when they key the mic. Would that be something like DMR?
463.16250 - DMR - DCC-1
 

lineman230

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Nov 25, 2021
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Location
Regina
Thank you very much lineman! Been trying to figure it out myself on SDR# without much success. So what would you suggest to receive this DMR signal?
Software or radio?
I use DSD+ Fastlane for these type of signals once i find them. I typically use a USB SDR/software or a scanner to find signals that are not listed anywhere. I then check them out with DSD+ if they are digital.
 

SatHunter

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Jul 23, 2021
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Location
Regina
I use DSD+ Fastlane for these type of signals once i find them. I typically use a usb sdr/software or a scanner to find signals that are not listed anywhere. I then check them out with DSD+ if they are digital.
Many thanks! I’ve downloaded DSD+ a while back so I’ll have to try to install it & get familiar with the settings

463.16250 - DMR - DCC-1
I set up DSD+ & virtual audio cable with SDR# & it tries to decode the signal but I’m getting a ton of errors. They aren’t encrypted are they? Maybe it a configuration error
 

mciupa

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You are not doing yourself any favors with that type of set up which almost ten years old. Consider a one time lifetime subscription to DSDPlus Fast Lane and you will see a great difference.
 

SatHunter

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Jul 23, 2021
Messages
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Regina
You are not doing yourself any favors with that type of set up which almost ten years old. Consider a one time lifetime subscription to DSDPlus Fast Lane and you will see a great difference.
Thank you for the advice. I definitely have Fast Lane on my buy list. I just want to make sure the signal is receivable before I make the investment
 

lineman230

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Nov 25, 2021
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Location
Regina
Many thanks! I’ve downloaded DSD+ a while back so I’ll have to try to install it & get familiar with the settings


I set up DSD+ & virtual audio cable with SDR# & it tries to decode the signal but I’m getting a ton of errors. They aren’t encrypted are they? Maybe it a configuration error
The signal is not encrypted and is very strong at my receiving station.
 

lineman230

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Nov 25, 2021
Messages
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Location
Regina
I’ve been monitoring this on and off for the past week. It is Regina Public Schools not First Canada. First Canada is still M.I.A.
TX463.12500 FMRegina, skFirstCanada ULC

I am hearing analog FM activity this morning on this frequency again. I am assuming this is First Canada, as its the frequency assigned to them and its definitely school bus activity.
 

SatHunter

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Jul 23, 2021
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Regina
I noticed some time ago that they seemed to have gone back to the old analog system for some reason. At the time when this frequency went silent I heard them being instructed to use the “blue radio” on certain days but even the drivers don’t know the frequency or format they are using
 

lineman230

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Joined
Nov 25, 2021
Messages
15
Location
Regina
I noticed some time ago that they seemed to have gone back to the old analog system for some reason. At the time when this frequency went silent I heard them being instructed to use the “blue radio” on certain days but even the drivers don’t know the frequency or format they are using
I can confirm they where using a digital signal but they are no longer. They must have had problems with their FM system and or didn't like the digital system. Only time will tell, but I would hate to be one of those dispatch people that deal with all the bus traffic.
 
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