Antenna Basic Parameter

Network Analyzer:
Return Loss / V.S.W.R
Antenna Chamber
Gain
Radiation Pattern

Network Analyzer


Agilent Network Analyzer E5071 Series


Network Analyzer-Return loss

Network Analyzer-V.S.W.R

V.S.W.R is meaning “Voltage Standing Wave Ratio”.
Return loss to V.S.W.R Conversion formula.


V.S.W.R is meaning “Voltage Standing Wave Ratio”.


Antenna Chamber


Antenna Chamber-Gain

Average gain:
This defines the antenna’s performance. The maximum value is 0dBi, average gain is the same as efficiency.

Peak gain:
This describes the antenna’s best gain value. This value is generally higher than the average gain.