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Using the Tracking Generator
228
Repeater System Effective Sensitivity Measurement
Description
This procedure is used to measure the effective sensitivity of a repeater system
using the Spectrum Analyzer/Tracking Generator option. Once effective
sensitivity measured, receiver sensitivity degradation is calculated.
DUPLEXTXRX PREV TESTS
CONFIGHELPMSSG HOLD PRINT
SCREEN CONTROL
LOCAL
ADRS
RECALL
SAV E
MEAS
RESET
PRESET
INSTRUMENT STATE
DATA FUNCTIONS
INCR
: 10
REF SET
INCR
SET
METER
INCR X10
AVG
LO LIMIT HI LIMIT
CURSOR CONTROL
PUSH TO SELECT
CANCEL
SHIFT
k1
k1’
k2
k2’
k3
k3’
k4
ASSIGN
k5
RELEASE
USER DATA
789
456
123
0
+
_
ENTER
GHz
dB m
dB
MHz
V
%
kHz
mV
s
Hz
µV
ms
%
dBµV
Ω
ppm
W
NO
ON/OFF
YES
ME MOR Y
CARD
AUDIO IN
LOHI
!
MAX
42 v Pk
!
MAX
12 v Pk
AUDIO OUTSQUELCHVOLUMEMIC /ACC
MA X POWER 200 mW
!
ANT IN
DUPLEX OUTRF IN/OUT
!
MAX PO WER 60 W
CONTINUOUS
POWER
OFF ON
2
Data Entry
DUPLEX TEST
50Ω COXIAL
CABLE
TEST LOAD
ANTENNA
(RF INPUT)
SPEAKER
(AUDIO
INPUT)
3
+
GND
Knob
Keys
ANTENNA
(RF OUTPUT)
1
REPEATER
ReceiverTransmitter
Receiver
Duplexer
Transmitter
Duplexer