YOKOGAWA AQ6370D - FP-LD Analysis Function

App-17
IM AQ6370D-01EN
Appendix
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App
Index
Appendix 3 Details of Each Analytical Functions
FP-LD Analysis Function
The following parameters for FP-LD light sources are analyzed collectively
• SPECTRUM WIDTH
• MEAN WAVELENGTH
• TOTAL POWER
• MODE NO.
Following table shows the details of parameters for FP-LD analysis.
Parameter Abbreviation Default Value Setting Range Unit Description
SPECTRUM
WIDTH
ALGO PK-RMS
ENVELOPE /
THRESH / RMS
/ PK-RMS
-
THRESH 20 0.01 to 50.00 dB
THRESH2 20 0.01 to 50.00 dB
Valid only when ALGO is
ENVELOPE.
K 2 1.00 to 10.00 -
MODE FIT OFF ON / OFF - Valid only when ALGO is THRESH.
MODE DIFF 3 0.01 to 50.00 dB
MEAN
WAVELENGTH
ALGO PK-RMS
ENVELOPE /
THRESH / RMS
/ PK-RMS
-
THRESH 20 0.01 to 50.00 dB
THRESH2 20 0.01 to 50.00 dB
Valid only when ALGO is
ENVELOPE.
K 2 1.00 to 10.00 -
MODE FIT OFF ON / OFF - Valid only when ALGO is THRESH.
MODE DIFF 3 0.01 to 50.00 dB
TOTAL POWER
OFFSET
LEVEL
0 −10.00 to 10.00 dB
MODE NO.
ALGO PK-RMS
ENVELOPE /
THRESH / RMS
/ PK-RMS
-
THRESH 20.00 0.01 to 50.00 dB
THRESH2 20.00 0.01 to 50.00 dB
Valid only when ALGO is
ENVELOPE.
K 2.00 1.00 to 10.00 -
MODE FIT OFF ON / OFF - Valid only when ALGO is THRESH.
MODE DIFF 3.00 0.01 to 50.00 dB
Concerning the algorithms for FP-LD analysis, refer to data calculation algorithms for
spectrum widths and power analysis algorithms.