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Keysight N2818/9A Differential Probes User Guide
Using the Probe
N2818A Performance Verification
The following procedure can be used to test the N2818A probe’s DC
differential gain accuracy and bandwidth, which are warranted
specifications.
Table 11
Required Test Equipment
NOTE
The recommended test interval is 1 year.
Description
Critical Specifications
Recommended Model Part
Number
Functions
Digitizing Oscilloscope
Bandwidth: >200 MHz
1 M
Ω
/50
Ω
selectable input
Keysight MSO9254A
Display probe output
Signal Generator
Precision DC voltage source
Amplitude accuracy: less than or equal to
0.25%
1 M
Ω
/ 50
Ω
selectable load
Sine wave greater than or equal to 200
MHz
Fluke 9500B High Performance
Oscilloscope Calibrator or
Keysight 1EU option
Signal source for DC gain
and bandwidth
BNC Adapter
BNC (f) to Dual Banana (m) Adapter
Keysight 1251-2277
Interconnection between
probe and generator
50
Ω
BNC Feed Through Adapter
50
Ω
precision feed through
Keysight 0960-0301
Termination between probe
and calibrator for
bandwidth verification