Anritsu MS9740A - Page 100

Chapter 3 Message Details
3-54
When executing the WDM application (Table)
No.
Parameter type
Description
1
<numeric>
PeakCount
2
<numeric>
SignalWl: First peak wavelength (m)
3
<numeric>
Signal Frq: First peak frequency (Hz)
4
<numeric>
Level: First peak level (dBm)
5
<numeric>
SNR: First peak signal to noise ratio
(dB)
6
<switch>=
AVERAGE|
LEFT|RIGHT|
ERR|FITTING
L/R: First peak noise detection method
ERR when noise position off screen at
noise detection
FITTING when Noise Parameter
Detection Type is Area
7
<numeric>
Spacing Wl: First peak wavelength
spacing (m)
8
<numeric>
Spacing Frq: First peak frequency
spacing (Hz)
:
7n–5
<numeric>
Signal Wl: nth peak wavelength (m)
7n–4
<numeric>
Signal Frq: nth peak frequency (Hz)
7n–3
<numeric>
Level: nth peak level (dBm)
7n–2
<numeric>
SNR: nth peak signal to noise ratio (dB)
7n–1
<switch> =
AVERAGE|LEFT
|RIGHT|ERR
L/R: nth peak noise detection method
ERR when noise position off screen at
noise detection
7n
<numeric>
Spacing Wl: nth peak wavelength
spacing (m)
7n+1
<numeric>
Spacing Frq: nth peak frequency
spacing (Hz)
If there is no peak, the returned values are wavelength λ =
–
1, level L =
–
999.99 or 999.99.