Difference between revisions of "HD audio for background music distribution"
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Background music is distributed by using the [[Audio Program|Audio Program feature]] of AlphaCom. By default this feature is using the HD Voice codec G.722. | Background music is distributed by using the [[Audio Program|Audio Program feature]] of AlphaCom. By default this feature is using the HD Voice codec G.722. | ||
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* ENA2200, ENA2400-AC and ENA2400-DC amplifiers | * ENA2200, ENA2400-AC and ENA2400-DC amplifiers | ||
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Revision as of 14:34, 12 April 2018
Background music is distributed by using the Audio Program feature of AlphaCom. By default this feature is using the HD Voice codec G.722.
In installations where an even better audio quality for background music distribution is required, it is possible to use the HD Audio codec PCM L16/48kHz.
The following devices support audio input feed using the PCM L16/48kHz codec:
- ENA Amplifier
- TKIE-2 kit
The following devices can play audio in PCM L16/48kHz format:
- ENA2200, ENA2400-AC and ENA2400-DC amplifiers
Software requirement
- AMC 12.5.3.0 or later.
From AlphaPro Directory & Features, press Insert and create a new directory number with feature 118 - Program Source. Parameter 1 (ID) is the program channel 1-38.
The example below shows how to add directory number 6802 as the code to become the sorce of Audio Program #2. Note that the Directory number to listen to program #2 is 802.
Add an event 13, when change to OFF with action: $DD L%1.dir L6802. This event is activated when TKIE comes up after reset of station or server.
TKIE must be set to feed audio from line in:
