Keysight U8903B, Руководство пользователя

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A Appendixes
454 Keysight U8903B User’s Guide
Functions
(SINAD)
Unit
– dB
–
Δ
dB
– %
– x
Select the unit type.
Format
– Off
– Linear
– Delta
Select the reading format of the returned measurement reading.
Set to 0dB
Store the measured ratio as the reference ratio, and set the measurement
reading format to Delta.
Set result as ref. from Channels 1 to 8
Store the measurement result from the selected channel as the reference
ratio.
Ref. Ratio
Set the reference ratio value.
There is only one reference ratio for each channel.
Freq Lock
– Auto
– Gen Lock
– Custom
Select the searching method for the fundamental frequency.
Fund Freq
Set the fundamental frequency value.
This setting is only available when the frequency lock is set to Custom.
Functions
(THD Ratio)
Unit
– dB
–
Δ dB
– %
– x
Select the unit type.
Format
– Off
– Linear
– Delta
Select the reading format of the returned measurement reading.
Set to 0dB
Store the measured ratio as the reference ratio, and set the measurement
reading format to Delta.
Set result as ref. from Channels 1 to 8
Store the measurement result from the selected channel as the reference
ratio.
Ref. Ratio
Set the reference ratio value.
There is only one reference ratio for each channel.
Even Harmonic
– ALL
– 2
– 4
– 6
– 8
Display the even harmonics order selection.
Table A-7 Analog analyzer menu tree description (continued)
Level 1 Level 2 Level 3 Description