bandwidth test hookup, < 3.5 GHz models on page 228.) Set the output
of the generator to a reference frequency of 50 MHz or less.
Figure 20: Analog bandwidth test hookup, < 3.5 GHz models
2. Confirm the input channels are within limits for analog bandwidth: Do the
following substeps - test Ch 1 first, skipping substeps 2.aand 2.bsince Ch 1 is
already set up for testing from step 1.
a. Select an unchecked channel:
■
From the button bar, touch Measure and then Clear All to remove
the previous measurement.
■
Press the Vertical button of the channel just confirmed to remove the
channel from the display.
■
Press the front-panel Vertical button that corresponds to the channel
you are to confirm.
■
Touch Vertical, select Vertical Setup, and then touch Termination
50 Ω.
■
Move the leveled output of the sine wave generator to the channel
you selected.
b. Match the trigger source to the channel selected: Press the Trigger
Source button until the source that corresponds to the channel you are to
confirm is on.
Table 12: Analog bandwidth, < 3.5 GHz models
Vertical scale Reference
amplitude
Horizontal scale Test frequency -3 dB
DPO7254C DPO7104C DPO7054C
5 mV 30 mV 1 ns 2.0 GHz 1 GHz 500 MHz ≥21.2 mV
Performance verification (MSO/DPO70000C, MSO/DPO70000DX, and DPO7000C series)
228 MSO70000C/DX, DPO70000C/DX, DPO7000C, MSO5000/B, DPO5000/B Series
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