HBK Bruel & Kjaer 3670-A-082, Руководство пользователя

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Brüel & Kjær Production Test USB DAQ Type 3670 – User Manual 16
For both Input and Output volumes:
•
The channels are laid out in pairs. You can scale the volume individually per channel or per pair by
clicking the link symbol open (individual) or closed (paired)
• Use the
Master
control to adjust all input or all output channels
• Click the speaker icon ( ) on either the Master volume control or the channel volume control to mute
and unmute all or the pair of channels, respectively.
✐
Please note:
To ensure the same scaling of all channels, it is recommended to have all Volume controls set to 0 .
3.1.4 Info
Fig.3.5
The Info tab
The Info tab shows information about Type 3670, including firmware and driver.
3.2 Set Up the USB Audio Tool
The included USB Audio Tool provides a simple interface that can be used for quick checks of the
input and output functionality of Type 3670. The USB Audio Tool is NOT to be considered as a
measurement tool.
The USB Audio tool includes limited generator functionality, a time signal window and an FFT signal
window.
Generally, you can edit parameters as needed. Some parameters like
Sample rate
and
FFT Lines
require that you restart (click
Start
) after editing for the changes to be applied.
Individual Paired