Contents
N2820/1A User’s Guide 3
Contents
1 General Information
Introduction 6
Accessories 10
Measurements on Battery Powered Devices 12
Connecting the Probe to The Oscilloscope 13
N2820A Probes and Dual-Grid View 18
Charge—A New Measurement 20
Dynamic Range 24
Inspecting the Probe 26
Returning the Probe for Service 27
Safety Information 28
2 Probing
Introduction 32
Attaching a Probe Head 34
N2822/4A Probe Heads 35
N2825A User-Defined Head 37
Make-Before-Break Connectors 40
To Attach the Sensor Leads 44
To Change an N2825A Head’s ID Resistor 45
To Add an R
SENSE
Resistor to an N2825A Head 49
3 Characteristics and Specifications
Current Range Graphs 54
Zoomed-In Input Voltage Range Versus Supply Voltage 56
Zoomed-In Input Current Range Versus Supply Voltage 57
Dimensions 59
4 Performance Data Plots
N2820A Frequency Response 62
N2820A Common Mode Rejection Ratio 64
N2820A Step Response 65
N2820A Step Tracking 66
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