Speech Technology Center ANF II, Руководство по эксплуатации

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DEVICE CONTROLLING VIA PC
59
7.9
Settings tab
Use the Settings tab to adjust all required for playback and recording parameters. It contains the following sections:
1.
Audio settings
(figure 136)
2.
Lines selection
(figure 138)
4. Voice activation (figure 139)
5. Recorder timer (figure 141, 142)
6. Overflow protection (figure 143)
7.
Security
(figure 144)
8.
Date and time
(figure 146)
9. Network settings (figure 148)
10. Other settings (figure 150)
11.
Default settings
(figure 151)
Every selected section has the button to open the help.
To control and adjust the parameters, use same elements of graphic interface as in the Filters tab.
When you change some of parameters, using elements of graphic interface, you will see information message –
.
7.9.1
Audio settings
In the Audio settings section (figure 136) you can control and change current settings of recording parameters.
Figure 136 – Settings tab. Audio settings
Sample rate . The frequency of the signal sampling during its digitization.
Bit depth . The number of encoding bits.
Compression
. Compression method, which is used to save recorded audio file.
Channel mode.
Defines the way of saving two-channel signal in audio file:
stereo
means channels are saved separately,
mono
means that they are mixed in one monophonic channel.
Split files
. Maximum length of audio record.
Save files . Audio records saving mode.
Restore recording . Enables or disables recording resume after device switching off and then switching on.
The
Sample rate
list allows selecting sample rate:
8
,
16
or
44.1
kHz.
The
Bit depth
list allows selecting the bit depth:
16
or
24
bit.
The Compression list allows selecting compression method: PCM or µ-law . Not all values of sample rate and bit depth are
valid for all methods of compression. If inappropriate method is selected, you will see a warning message (figure 137).