TRA file format description

Many people often share .tra files without providing instructions on how to use them. This can make it difficult for users to determine which program is compatible for editing, converting, or printing .tra files. To address this issue, we have created this page to offer assistance and guidance on handling .tra files. We provide information on compatible software, editing instructions and conversion options to help users effectively interact with .tra files.

Our aim is to simplify the process and promote seamless use of the .tra file format.

6 filename extension(s) found in our database.

.tra - WinTrack Railroad Track

The TRA data files are related to WinTrack. The TRA file is a WinTrack Railroad Track. Wintrack is a model railroad design program.

Category:Data files
Magic:- / -

WinTrack Railroad Track related extensions:

  • te3 WinTrack Object File
  • trs WinTrack Railroad Track Text Data

.tra - RFM Transmission Spectrum File

The TRA data files are related to RFM. The TRA file is a RFM Transmission Spectrum File. The RFM is a GENLN2-based line-by-line radiative transfer model originally developed at AOPP, Oxford University, under an ESA contract to provide reference spectral calculations for the MIPAS instrument launched on the ENVISAT satellite in 2002.

Category:Data files
Magic:- / -

RFM Transmission Spectrum File related extensions:

  • atm RFM Atmospheric Profile Data
  • cov RFM Covariate Table
  • grd RFM Irregular Spectral Grid
  • ils RFM Instrument Line Shape File
  • rad RFM Radiance Spectrum File
  • svd RFM SVD-compressed Look-Up Table

.tra - True BASIC Applet

The TRA development files are related to True BASIC. The TRA file is a True BASIC Applet. True BASIC is a variant of the BASIC programming language descended from Dartmouth BASIC.

Application:True BASIC
Category:Development files
Magic:- / -

True BASIC Applet related extensions:

  • s62 Code::Blocks Assembly Source Code
  • ttcn TTCN-3 Script
  • fly Fly Script
  • yin YumaPro YIN Module
  • wlmi WLM Intermediate Data
  • bmm Xilinx PROMgen BMM Data

.tra - MRMC Matrix Data

The TRA data files are related to MRMC. The TRA file is an MRMC Matrix Data. Markov Reward Model Checker (MRMC) is a command-line tool that supports an easy input format and is realized in the C programming language.

Category:Data files
Magic:- / -

MRMC Matrix Data related extensions:

  • ctmdpi MRMC Rate Matrix Data
  • lab MRMC Label Data
  • rew MRMC State Rewards Data
  • rewi MRMC Impulse Rewards Data

.tra - µVision Trace Output

The TRA development files are related to µVision. The TRA file is a µVision Trace Output. µVision is a window-based software development platform that combines a robust and modern editor with a project manager and make facility tool.

Category:Development files
Magic:- / -

µVision Trace Output related extensions:

  • rsnippet Rsnippet Data
  • msh MaxL Shell Script
  • dnx IBM Rational Software Architect DNX Diagram
  • mbrext Mobirise Extension
  • tdk Borland Turbo Debugger Keystroke Recording Data
  • um2 Crestron SIMPL User Module Backup

.tra - Microtest Q Transfer Data

The TRA data files are related to Microtest Q. The TRA file is a Microtest Q Transfer Data. Microtest Q is an assessment software developed by NCS. The Microtest Q seems to be no longer supported.

Application:Microtest Q
Category:Data files
Magic:- / -

Microtest Q Transfer Data related extensions:

  • ssi SAP Business Objects Shared Security Information File
  • ali DESQview ALI Data
  • trq Q Local Transfer Data
  • ifl Autodesk 3D Studio Max Image File List
  • har HTTP Archive
  • yxzp Alteryx Designer Packaged Workflow Data

Be careful.

It is important to understand that the .tra file extension is not limited to a particular set of applications. Other programs besides the intended ones can also use the .tra extension to create files. This includes potentially harmful programs or malware that may generate .tra files for various purposes. Be especially cautious with .tra files coming from untrusted or unknown sources.

Can't open a .tra file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize an extension, you receive the following message:

Select an app to open this .tra file

To set the .tra file association in Windows 11, you can follow these steps

  1. Open the Settings app by clicking on the Start menu and selecting the gear icon.
  2. In the Settings app, click on System and then select Apps from the left-hand side menu.
  3. Scroll down and click on the Default apps option.
  4. Under the Default apps section, you will find various categories such as Email, Web browser, and Music player.
  5. Locate the category that matches the file type you want to associate, such as Photos for image files or Video player for video files.
  6. Click on the current default app listed under the category. A list of available apps will appear.
  7. Choose the app you want to set as the default for that file type. If the desired app is not listed, click on More apps to see additional options or click on Look for an app in the Microsoft Store to search for apps in the Store.
  8. After selecting the app, it will become the default choice for opening files of that type.

It's worth mentioning that you don't always need to set .tra file association. Many applications can open .tra files without requiring any specific file association to be set.

The .tra file extension is often given incorrectly

Based on searches conducted on our site in the past year, we have compiled a list of the most common misspellings. These frequent misspellings can cause confusion and hinder search accuracy. Our goal in providing this list is to help users find the right information more easily and enhance their overall search experience on our website.

These misspellings were the most common in the past year:

fra, gra, ra, rra, rta, ta, tar, tda, tea, tfa, tga, tr, trq, trw, trx

Is it possible that the filename extension is misspelled?

There is a possibility that the .tra filename extension is misspelled. To assist users in identifying potential errors, we provide a list of similar file extensions in our database.

Filename extensions similar to .tra:

Operating systems

At, we strive to provide a seamless user experience by ensuring compatibility with a wide range of operating systems. The following is a comprehensive list of the operating systems currently supported by

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

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