CONTENTS
Page
List of Illustrations.................................................................... iii
List of Tables............................................................................ iii
Operator’s Safety Summ ary
...................................................
iv
The 2225 Oscilloscope........................................................... vi
SECTION 1— Preparation for Use
Safety....................................................................................... 1-1
Line Voltage Selection............................................................. 1-1
Line Fuse.................................................................................. 1-2
Power C ord .............................................................................. 1-5
Instrument Cooling
................................................................
1-5
Initial Start-up .......................................................................... 1-5
SECTION 2— Operation
Front Panel Organization ....................................................... 2-1
Controls, Connectors, and Indicators
....................................
2-1
Learning the Controls ............................................................. 2-5
Display Controls
......................................................................
2-6
Vertical Controls
......................................................................
2-7
Input Coupling
Channel Selection
ADD and INVERT
CHOP or ALT?
Increasing the Sensitivity
Horizontal Controls ................................................................. 2-8
Sweep-Speed Selection
Magnifying Waveform Details
Trigger Controls
......................................................................
2-9
Which Mode to Use
Source
Coupling
Slope
Level
Holdoff
Connecting Signals................................................................. 2-11
Waveform Fidelity and Probe Grounds
Probe Compensation
Probe Handling
Coaxial Cables
2225 Operators
I