To Test Input Resistance - Agilent Technologies XX3625 Service Manual

Chapter 3: Testing Performance

To test input resistance

Equipment Required
Equipment
Digital Multimeter
Cables (2)
Adapter
Adapters (2)
Figure 3-3
To oscilloscope
channel input
Input Resistance Equipment Setup
Ω Ω
Ω ± Ω ±
Critical Specifications
Measure resistance (4-wire) at better than
0.25% accuracy
BNC
BNC Tee (m)(f)(f)
BNC (f) to dual banana (m)
Ω ± Ω Ω ±
Recommended Model/Part
Agilent 34401A
Agilent 10503A
Agilent 1250-0781
Agilent 1251-2277
To ohmmeter
4-wire inputs
Ω Ω
Ω