HP 8920A Application Handbook page 212

Using the Tracking Generator
Antenna Return Loss (VSWR) Measurement & Tuning
Description
This procedure is used to measure the return loss of an antenna through
a directional bridge and the Spectrum Analyzer/Tracking Generator
option. Return loss is measured and can be converted into VSWR using
a table.
SPECTRUM ANALYZER
RF IN/OUT
POWER
OFF ON
M AX POWE R 60 W
!
CONT INUOUS
Return Loss Bridge or Directional Coupler
210
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Knob
SCREEN CONTROL
MSSG HELP CONFIG
RX TX DUPLEX
USER DATA FUNCTIONS
k1' REF SET
INCR
k1
: 10
k2'
LO LIMIT
k2
k3'
CURSOR CONTROL
k3
ASSIGN
k4
RELEASE
PUSH TO SELECT
k5
SHIFT CANCEL
MIC/ACC VOLUME
DUPLEX OUT ANT IN
!
MAX POWER 2 00 mW
Source
1
Reflected
Data Entry
Keys
INSTRUMENT STATE
HOLD PRINT ADRS SAVE
M EAS
PREV TESTS LOCAL RECALL PRESET
RESET
DATA
M ETER AVG
INCR INCR X10
7 8 9
ENTER
SET
HI LIMIT
dB
GHz
4 5 6
dBm
%
M Hz
1 2 3
V
s
+ _ kHz
0
mV
Ω
YES NO ms
ppm % Hz
ON/OFF
µV
W dBµV
MEMORY
CARD
SQUELCH AUDIO OUT AUDIO IN
HI LO
M AX M AX
! !
1 2 v Pk 42 v Pk
2