ascom Ascotel 2025/2045/2065
HBT_20321104_04/B0_en Cabling Interfaces 4.91
7.5.4 Audio Interface
The Audio interface can be used to
• play music or an announcement on to connections with a caller on hold
("Music on Hold" function). Any playback equipment (tape recorder, CD
player, etc.) with a line output can be used as the music source.
• play (copy) music or announcements into the memories of the "Courtesy"
function.
The customer is responsible for all copyright matters relating to any music play-
back.
Fig. 4.66: Audio interface (in accordance with 2025 / 2045 mainboard, 2065 main-
board)
Tab. 4.63: Technical data
To achieve a listenable volume, an amplitude usually has to be selected that is less
than what would be required for the full output by a factor of 3 to 5.
Input impedance approx. 15 kW
Input level 0.1…2 V (configurable in 8 levels via AIMS)
Output resistance, music source 0...1 k
W
Installation cable NF cable, screened
Mainboard socket 3.5 mm stereo jack
0.5
b/a
0.6
b/a
0.7
b/a
0.8
b/a
0.9
b/a
Music
0.4
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