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Nyquist C4000 User Guide
To generate a tone:
1 On the navigation bar, expand Audio.
2 Select Tones.
3 On the Tones page, select the Add icon.
4 On the Add Tone page, select Generate Tone.
5 Complete the parameters (see Table 17).
6 Select Save.
Using Line Input for Tones
Selecting Line Input from the Add Tone page allows you to select a two-channel or four-channel audio
power amplifier channel or MMPA channel to use as a real-time source for a tone.
Note: The navigation bar does not appear if you are not authorized to make changes to the C4000 con-
figuration. Contact your system administrator or refer to the Nyquist C4000 System Administrator Guide.
Table 17. Add Tone Page Parameters (Generate)
Name Provide a name for this tone.
Note: Valid characters include uppercase letters (A–Z), lowercase letters (a–z), numerals
(0–9), space, and the following special characters: !@$*?-.,.
Type Select if the announcement to follow is a normal or an emergency
announcement.
Hide Specify if the tone is to be hidden or displayed on the dashboard view.
Frequency (Hz) Enter the frequency for the tone. You can select a frequency from 300 to
2000 Hz.
Duration (seconds) Enter the time in seconds that the tone is to play.
Times to Play Select the number of times the file will play. Parameters are 0 through 10.
Note: A setting of 0 results in the file playing continuously until it is manually stopped via
the dashboard.
Time Between Repeats
(seconds)
Select the time in seconds between replaying of the file. You can select
between 0.5 and 5.0 in 0.5 increments.
DTMF Code Provide the DTMF code used when manually activating the tone via dash-
board dial pad or IP phone keypad.
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