Equations And Conversion Table - Agilent Technologies PSA Series Manual

Measurement Concepts

Equations and Conversion Table

Equations and Conversion Table
Figure 2-1 Transmitted and Reflected Power with a DUT
Incident
Reflected
Insertion Loss or Gain
Reflection Coefficient ρ
Reflection coefficient is actually a complex quantity (Γ). But a tracking
source/spectrum analyzer system only makes scalar measurements (ρ).
Return Loss
34
Device Under Test
(DUT)
V
transmitted
------------------------
20log
=
V
incident
V
reflected
------------------- -
=
V
incident
20 logρ
= –
Transmitted
stimresp.vsd
Chapter 2