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Performance Verification
The following procedure can be used to test the N2804A or N2805A probe's DC
differential gain accuracy and bandwidth, which are warranted specifications.
The recommended test interval is 1 year.
N OTE
Table 9
Required Test Equipment
Description
Digitizing Oscilloscope
Signal Generator
Precision DC voltage source
BNC Adapter
W
50
BNC Feed Through
Adapter
N2804/5A Differential Probes User's Guide
Critical Specifications
Bandwidth: >200 MHz
W
W
1 M
/50
selectable input
Amplitude accuracy: less than or
equal to 0.25%
W
W
1 M
/ 50
selectable load
Sine wave greater than or equal to
200 MHz
BNC (f) to Dual Banana (m) Adapter
W
50
precision feed through
terminator
Recommended Model Part
Number
Keysight DSOS204A
Fluke 9500B High
Performance Oscilloscope
Calibrator or Keysight
E8257D+1EU option
Keysight 1251-2277
Keysight 0960-0301
Performance Verification
Functions
Display probe output
Signal source for DC
gain and bandwidth
Interconnection
between probe and
generator
Termination between
probe and calibrator for
bandwidth verification
31
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