13.33 Configure The EAS Option

Some broadcast stations must be able to add audio and graphics based emergency alerts to their broadcast signal using an emergency alert system. The DASDEC digital alert system can receive such a signal and pass it over to just:connect which uses just:out to add the audio and graphics information to the output signal.

Please do the following to configure a channel:

  1. Make sure the EAS option is activated or that your channel is in Demo mode.
  2. Click on the channel you would like to configure to talk to the EAS device.
  3. Click on the Advanced tab in the configuration area.
  4. Click the Override channel repositories checkbox to activate it.
  5. Click the Configure button to open the EAS configuration window.

  • Ports: The EAS device uses 2 network ports. One for the Message and one for Data
  • Data repository: Here you can define the folder, where the realtime GFX template is stored, which should be used for the EAS text message.
  • FX layer (text): The EAS option activates one additional GFX layer, which you can configure like described in the chapter 13.11 Adding A New Layer To An Existing Channel (v2.0). Once available, select the available GFX layer to be used for EAS messages here.
  • Template filename: Type in the name of the realtime graphics template which is stored in the data repository defined above.
  • Audio layer: Choose one of the available audio layers which should be used for the EAS audio file, provided by the EAS device.
  • Master volume during audio: Here you can define the volume of the master output while an emergency audio file is on air. 0 means no audio, 100 means full audio output. The EAS audio alert is 100 and con not be changed.
  • Debugging Backup alerts: Click the Backup alerts checkbox to activate it in case you would like to save the incoming alerts for reference or for a later use.
  • Debugging Verbose logging: Click the Verbose logging checkbox to activate it in case you are asked to do so by a Tools On Air employee. This saves additional informations which are useful in situations where the alerts are not played out correctly.


  • The GFX and the audio layer which have been selected to be used for emergency alerts, are not visible in the user interface and therefore can not be used for any other content.
  • With composition:builder v4 or higher, it possible to generate EAS alerts which match the look of your broadcast station. Tools On Air can also provide a generic emergency alert realtime graphics template or customise the template. Please → contact us for more informations.

DASDEC ENCODER settings

DASDEC SETUP settings

We provide the information above as a guideline how the configuration can be done. Depending on the DASDEC device and the firmware installed, the user interface of the device and therefore also the configuration itself can be different.

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