Agilent Technologies 86038A User Manual page 73

Narrowband Filter Measurement
Swept Measurement
Agilent 86038A Optical Dispersion Analyzer, Third Edition
9 On the analyzer press Preset to set the instrument to a known state.
10 From the Setup menu, press CD/PMD and select GD/CD Swept.
11 Tip: Settings in a panel are saved when another menu item or front panel key is
selected. It is not necessary to press close on each setup panel.
12 From the Setup menu, press Ports and select Port 1.
13 From the Setup menu, press Meas Range and set the Start wavelength to
1553 nm and the Stop wavelength to 1563 nm.
This will set a 10 nm span around the center wavelength of the filter.
14 From the Setup menu, press Sens/Res. In the Sens/Res setup panel,
a Set Trace Points to 1601
b Set RF Mod Freq to 500 MHz
c Select an IF Bandwidth of 300 Hz
Lower values of IF bandwidth reduce the noise but increase the
measurement time.
Making Measurements
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