Product Card

1X UBS Macro B T S Optimization/A TP Cable Calibr ation
Figure 3 -34 Cable Calibr ation T est Setup – Anritsu MT8212B
SUPPORTED TEST SETS
100-W ATT (MIN.)
NON-RADIA TING
RF LOAD
TEST
SET
A. SHORT CABLE CAL
SHORT
CABLE
TEST
SET
C. RX and TX TEST SETUP
CALIBRATION SET UP
N-N FEMALE
ADAPTER
SHORT
CABLE
50 Ω TERM.
TX TESTS: 10 DB MINIMUM
IN-LINE ATTENUATOR
RX TEST: 35 DB MINIMUM
IN-LINE ATTENUATOR
DIRECTIONAL COUPLER
(30 DB)
RF IN
50 Ω
RF OUT
50 Ω
ANRITSU MT8212B
TX AND RX
CABLE
TX AND RX
CABLE
NOTE: FOR RX TESTING (RSSI), TOTAL
RF PATH ATTENUATION
(CABLES+COUPLERS+ATTENUATORS)
MUST BE 65 dB OR GREATER.
ti-cdma-06208.eps
Calibrate Test Cabling Using Signal Generator & Spectrum
Analyzer
Manual cable calibration can be performed by following Procedure 3 -20 to calibrate the
TX/ duplexed RX cables using a signal generator and spectrum analyzer . Refer to Figure 3 -35 ,
if required. F ollow Procedure 3 -21 to calibrate the non –duplexed RX cables using the signal
generator and spectrum analyzer . Refer to Figure 3 -36 , if required.
68P09283A63 -5 3 -69
FOA A UG 2007