Wcdma Occupied Bandwidth (Obw) Verification (Option 44) - Anritsu Spectrum Master MS2722C Maintenance Manual

3-5 Option 44, 45, and/or 65 WCDMA/HSDPA Signal Analyzer VerificationChapter 3 — Options Verification

WCDMA Occupied Bandwidth (OBW) Verification (Option 44)

The tests in this section can be used to verify the WCDMA occupied bandwidth in WCDMA/HSDPA Signal
Analyzer Mode.
Equipment Required for MS2722C, MS2723C, and MS2724C
• Anritsu MG3700A Vector Signal Generator
• Frequency Reference Symmetricom Rubisource T&M
• Power Meter, Anritsu Model ML2438A
• Power Sensor, Anritsu Model SC7400
• Power Splitter, Aeroflex/Weinschel Model 1870A
• Fixed Attenuator, Aeroflex/Weinschel Model 4410 (2)
• Anritsu 34NN50A 50 ohm Adapter (2)
• Anritsu 15NN50-1.5C RF Coaxial Cable
• BNC male to BNC male Coaxial Cable
Equipment Required for MS2725C and MS2726C
• All of the above, plus
• Anritsu 71693-R Ruggedized K(f) to N(f) Adapter
Setup
MG3700
Vector Signal
Generator
250kHz-6GHz
Ext Ref In
(back panel)
MG3700A Vector Signal Generator
Figure 3-6. WCDMA Occupied Bandwidth, Test Setup
3-18
ML2438A Power Meter
Function Cursor/Edit
Ethernet Control Input Modulation Input
10 MHz
Sine Out
R
PLUS R
TESTIME RubiSource T&M
Sine wave Out AUX 1 PPS OUT
1 PPS Sync
Failure
Oscillator Warmup
Oscillator Ready
Power
1 MHz 5 MHz 10 MH
5 MHz 10 MHz
1 PPS IN
10 MHz Reference
PN: 10580-00279 Rev. E
Attenuator
34NN50A
RF Output
Adapter
MS2722C
MS272xC Spectrum Master
Sensor
10 dB
1870A
Power Splitter
10 dB
Attenuator
34NN50A Adapter
Fault
Spectrum Analyzer
SpectrumMaster
ESC On
Off
Shift
+/-
Back
File System Mode
7 8 9
Measure Trace Limit
4 5 6
Preset Calibrate Sweep
1 2 3
0
Enter
MS272xC MM