TRX-1: Looking to get a TRX-1

Aviation_Scanner

WSEY205
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I was looking to get a SDS-100 originally, but I got priced out of it due to personal circumstances.

The primary use of this scanner will be monitoring Emergency services (Some of which use NXDN) & some airline ground ops
which use trunking systems located in Houston, Texas.

How does this scanner handle simulcast?

I have read that the TRX-1 comes with NXDN within it already, is this correct? Does this scanner support DMR out of the box as well?

Any other pros/cons I should be aware of with this scanner?
 

trentbob

W3BUX- Bucks County, PA
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I was looking to get a SDS-100 originally, but I got priced out of it due to personal circumstances.

The primary use of this scanner will be monitoring Emergency services (Some of which use NXDN) & some airline ground ops
which use trunking systems located in Houston, Texas.

How does this scanner handle simulcast?

I have read that the TRX-1 comes with NXDN within it already, is this correct? Does this scanner support DMR out of the box as well?

Any other pros/cons I should be aware of with this scanner?
In my particular case it is Phase l and ll simulcast for most counties and or services in my area. I personally have never had any luck with simulcast. You may want to Google trx1 and simulcast transmissions. Way back when my area was all Motorola type ll smart zone systems it outperformed brand X and had superior audio and modulation. The last of those systems shut down in 2023 in my area.

Some claim it works fine on simulcast but no one I've ever known personally.

It's a nice little radio that is a big brother to the GRE psr800 designed and introduced around 2011 before Whistler bought GRE. Nice compact design with a very good display. I personally removed the rubber encasement the first day I got the radio about 8 years ago. Without the case it is a very slim, sturdy and attractive keyboard design.

I personally don't listen to any DMR but the city I worked in before I retired had a nxdn48 trunked police system with two sites in the 460 MHz range. Unfortunately, it doesn't trunk track the control channel as it is not a licensed version of nxdn. There were many missed transmissions. And again there are many who swear by it and say it works perfectly for them on trunked nxdn but no one I personally know.

It serves a purpose for some listeners and I like the "easy scan" programming. Although it is long in the tooth, it serves a niche group of listeners, again, who swear by it.

Although I don't use it on a regular basis, I also wouldn't sell it because it's an attractive small compact radio that could serve me well if I needed it for a particular application.

Google your question in several different ways and read the threads on radio reference that you will find and simply make up your own mind whether or not it could serve your purposes.

Unfortunately all of these scanners are costly in this economic environment but if you really need dependable simulcast performance you might want to consider the alternative scanners and pagers that are specifically designed for simulcast reception and you always have the option of setting up an SDR arrangement on your computer.

Do your own research on the internet and good luck to you.
 

RaleighGuy

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How does this scanner handle simulcast?
It handles it as well as any other NON-SDS scanner, your success will vary wildly based on location.

I have read that the TRX-1 comes with NXDN within it already, is this correct? Does this scanner support DMR out of the box as well?
Yes, it does do NXDN and DMR conventional out of the box, it will not do true trunk tracking of these modes, you must program in all the frequencies and it scans through them. It works pretty good for small to medium systems, but far from perfect.
 

Nasby

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As others have said, it has NXDN and DMR. Simulcast is totally dependent on location. There are settings in the scanner that may help receive simulcast systems (see the wiki for setting help).

In my area the TRX1 works well on the simulcast site I monitor. In short, The TRX1 is a great scanner with lots of features but it may not work for simulcast scanning.
 

Wackyracer

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To further elaborate on the TRX series, location can mean it doesn't receive, move the scanner one inch and it does or it could be feet , blocks, miles...YMMV.
Don't want to spend $1000 for a Uniden sds series with keys? If you're good with windows computers, get a SDR dongle (under $40), then get DSDplus fast lane lifetime license ($25)...there is a learning curve as there is with the trx and sds series.
 

Aviation_Scanner

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To further elaborate on the TRX series, location can mean it doesn't receive, move the scanner one inch and it does or it could be feet , blocks, miles...YMMV.
Don't want to spend $1000 for a Uniden sds series with keys? If you're good with windows computers, get a SDR dongle (under $40), then get DSDplus fast lane lifetime license ($25)...there is a learning curve as there is with the trx and sds series.
Actually, I was considering doing that with an unused raspberry pi4 I have laying around.
Just have to google to find such a project.
 

Blackswan73

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Perhaps you would like to check this one out
No computer needed except for updating the firmware

B.S.
 

KevinC

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Perhaps you would like to check this one out
No computer needed except for updating the firmware

B.S.
How do you program it without a computer?
 

Blackswan73

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You program by zip code or by the editing the ini file with a text editor. If you’re a premium member you can also program with a DSD downloaded from RR. But as I said before you can simply enter your zip code directly into the scanner without needing a computer. The screen has a Raspberry built in. It is not a dongle. It is a complete self contained scanner

B.S.
 

Blackswan73

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You do have to purchase the WIO terminal screen and a speaker or earphones and antenna. The WIO terminal is a self contained computer with screen that the Nano connects directly to.
 

KevinC

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You program by zip code or by the editing the ini file with a text editor. If you’re a premium member you can also program with a DSD downloaded from RR. But as I said before you can simply enter your zip code directly into the scanner without needing a computer. The screen has a Raspberry built in

B.S.
Hmm...I'm not sure it's that simple. I'm pretty sure you have to get the zip code and freqs database from BTT and load it onto your microSD card. It can then search all the freqs within the zip code range you choose until it finds P25 trunked CC's. Then you can pick and choose system/sites, but you won't have any TG names or system/site names.

And just like the BT question, I just don't want someone thinking you don't need a computer.
 

Blackswan73

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If I understand goldmyne99 correctly. The keyboard is built into the firmware. According to the owners manual you can just enter a zip code with the buttons and joystick on the WIO. I believe you can download the data base with a premium subscription

B.S.
 

KevinC

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BTT puts the database into the hex file when shipped. If I understand goldmyne99 correctly. The keyboard is built into the firmware. According to the owners manual you can just enter a zip code with the buttons and joystick on the WIO

B.S.
Ok. I didn't know a card was included now, it didn't used to be.
 

Blackswan73

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you can also enter a control channel frequency in learn mode and it will locate the talk groups associated with that frequency within a specific range. It also works with csv files like can be exported with ProScan

B.S.
 

Blackswan73

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I meant you don’t need a computer to run the scanner like the original Bluetail scanners. It is not a dongle type scanner but with the WIO, a complete self contained scanner

B.S.
 

sallen07

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K9DAK

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I meant you don’t need a computer to run the scanner like the original Bluetail scanners. It is not a dongle type scanner but with the WIO, a complete self contained scanner

B.S.
Actually, you don't need a 'puter to run the original models either... just for setup and programming. I do this often when working in the garage. Set it on the workbench (using an iPhone charger cube for power), connect to a Bluetooth speaker, and good to go.
 
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