Specifications

Chapter 7 167
Measurement Result Processing
Equivalent Circuit Analysis
7. Measurement Result Processing
Equivalent Circuit Analysis
Selecting an Equivalent Circuit Model
The E4991A allows you to select one of the following five types of circuit models to
perform equivalent circuit analysis.
Use the following GPIB command to select a circuit model type.
• CALC{1-5}:EPAR:CIRC on page 296
Equivalent circuit model type DUT type
Typical frequency
characteristics
*1
A
Inductor with
high
core loss
B
Inductor and
resistor
C
Resistor with
high
resistance
D Capacitor
E
Oscillator
and
resonator
*1. Measurement parameters: |Z| - θ, Vertical axis format: |Z| indicates Log, and θ indicates
Linear.