5-22
IM 735302-01E
Setting by Using the One-Action Key
Setting the Sweep Width from the Measured Waveform
1.
Press SPAN.
2.
Press the Δλ→ SPAN soft key. Sets the span as six times the RMS 20 dB width of
the active trace measurement waveform.
Sets spacing between line markers 1 and 2 for sweep width.
1.
Press MARKER.
2.
Press the MORE 1/3 soft key.
3.
With the line markers 1 and 2 displayed, press the MK L1-L2 -> SPAN soft key.
Sets spacing between line markers 1 and 2 for sweep width.
For details on displaying line markers, see the explanation in section 6.8.
Note
• If only one of the line markers is displayed, for L1, the wavelength on the right edge of the
screen is set to the measurement stop wavelength. For L2, the wavelength on the left edge
of the screen is set to the measurement start wavelength.
• The MKR L1-L2 ->SPAN soft key cannot be used under the following conditions.
• When both L1 and L2 are OFF.
• When both SPLIT screens are on HOLD.
• When the span of the active trace is 0 nm.
5.6 Sweep Width Settings
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