Digital Alert Systems DASDEC II User Manual page 47

This selector shows all of the available audio outputs. Select one or more to create the Audio Preview
device group. Some DASDEC web interface pages support an audio preview button
will run audio file play-out on this configured set of play-out channels. To select multiple audio outputs, hold
the Control key while clicking to select.
Front Panel Speaker
This table allows editing the volume of the front panel speaker as well as playing test tones and WAV files.
This speaker is controlled by the Linux audio mixer device '/dev/mixer0'.
Mono Audio Output Level - Set the volume from between 0 (mute) and 100 (full volume). For the edit to
become effective, click on the label "Click Here After Level Edit."
Audio Tests - You can play a test tone of 960 or 853 Hz or the EAS attention signal for the number of
seconds typed into the Tone Test Duration (1 to 180 seconds) field. Or you can play an audio WAV file from
the Test Audio File pull-down menu. Selected files display the audio duration in seconds, provide a
button to play on the front panel speaker, a link to save or play the file on the browser host computer, and a
Forwarding/Encoder Output Enable - Both Alert Forwarding and Origination audio are always enabled
(played) on the Front Panel Speaker. There is no link to edit in this section for the Front Panel Speaker.
Digital Alert Systems: DASDEC User Manual
button.
Setup > Audio > Audio Output Levels/Tests web page, middle section
Play > Preview
that
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