Wavecom W74PC V8.7.0 User Manual

Page 39

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WAVECOM Decoder W74PC, W-PCI/e, W-CODE, W-CLOUD Manual V8.7.0

First start

29

To select the source use the Input Source control:

Note: On Windows Vista and later, all input sources from all sound cards are listed under the 'Input De-
vice' control, and the 'Input Source' control is not available.

Various combinations of sampling rate and bits per sample can be chosen when recording WAV files, and
the output file can be either mono or stereo. To set the WAV file recording format use the following con-
trols:

Sample Rate needs to be set to twice the required signal bandwidth. The following sample rates are sup-
ported:

Sample Rate

Signal Bandwidth

Remarks

8 kHz

4 kHz

11.025 kHz

5.5 kHz

16 kHz

8 kHz

22.05 kHz

11 kHz

44.1 kHz

22 kHz

48 kHz

24 kHz

Recommended

96 kHz

48 kHz

192 kHz

96 kHz

Note: Not all sound cards will support all of these sample rates. For further details see the documentation
provided by your host sound card manufacturer.

Bits per Sample can be set to either 8 bits or 16 bits depending on the required dynamic range:

Bits per Sample

Dynamic Range

8 bits

48 dB

16 bits

96 dB

Audio can be recorded in stereo or mono. When recording in mono, either the left or right channel can be
recorded. The Channel control provides the following options:

Channels

Recording Source

AF Left

Records left channel only

AF Right

Records right channel only

IQ (Left & Right)

Records both channels

On sound cards that are not capable of stereo sound, only one option (namely 'AF') is available.

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