MTD 24632B Instrukcja Użytkownika Pobierz pdf (Strona 15)

14 PN: 11410-00524 Rev. J MS2723C TDS

Specifications Spectrum Master™ MS2723C

TD-SCDMA/HSPA+ Signal Analyzers (Options 60, 61, 38)

Measurements

Setup Parameters

Slot Selection

Auto, 0-6

Trigger

Trigger Type (No Trigger/GPS/External), External Trigger (Rising/Falling), Tau Offset

SYNC-DL Code

Auto, 0-31

Scrambling/Midamble Code

Auto, 0-127

Maximum Users

Auto, 2, 4, 6, 8, 10, 12, 14, 16

Measurement Speed

Fast, Normal, Slow

User Selectable

Uplink Switch Point, Number of Carriers (1, 3), Tau Offset

Demodulation Type

Auto, QPSK, 8 PSK, 16 QAM

Frequency

Center, Signal Standard, Channel #, Closest Channel, Decrement/Increment Channel

Amplitude

Scale/Division, Power Offset, Auto Range, Adjust Range, Units (dBm/Watts)

Sweep

Hold/Run, Trigger Sweep

Save/Recall

Setup, Measurement, Screen Shot (save only), to Internal/External Memory

Measurement Summary Screens

Overall Measurements, RF Measurements, Signal Quality Measurements

RF Measurements

(option 60)

RF Channel Power Accuracy (RRC)

±1.5 dB, ±1.0 dB typical, (slot power –40 dBm to +10 dBm)

Frequency Error

±20 Hz + time base error, in the presence of a downlink slot

Demodulation

(option 61)

Supported Modulation

QPSK, 8 PSK, 16 QAM, MBMS

Residual EVM (rms)

3% typical, P-CCPH slot power > –50 dBm

PN Offset

Within 1 x 64 chips

Pilot Power Accuracy

±1.0 dB typical

Timing Error (Tau) for Dominant

SYNC-DL

±0.2 µs (external trigger)

Spreading Factor

1, 16

Over-the-Air (OTA) Measurements

(option 38)

Code Scanner

32 Sync Codes and associated Scrambling Code Groups

Tau S ca nn e r

Six strongest Sync Codes

Auto Save

Yes

GPS Tagging and Logging

Yes

RF Measurements

(Option 60)

Demodulation

(Option 61)

Over-the-Air (OTA)

(Option 38)

Pass/Fail

(User Editable)

Channel Spectrum

-Channel Power

-Occupied Bandwidth

-Left Channel Power

-Left Channel Occ B/W

-Right Channel Power

-Right Channel Occ B/W

Power vs. Time

-Six Slot Powers

-Channel Power (RRC)

-DL-UL Delta Power

-UpPTS Power

-DwPTS Power

-On/Off Ratio

-Slot Peak-to-Average Power

Spectral Emission

RF Summary

Code Domain Power/Error

-(QPSK/8 PSK/16 QAM)

-Slot Power

-DwPTS Power

-Noise Floor

-Frequency Error

-Tau

-Scrambling Code

-EVM

-Peak EVM

-Peak Code Domain Error

-CDP Marker

Modulation Summary

Code Scan (32)

-Scrambling Code Group

-Tau

-Ec/Io

-Pilot Dominance

Tau S ca n ( S ix )

-Sync-DL#

-Tau

-Ec/Io

-DwPTS Power

-Pilot Dominance

Record

Run/Hold

Pass Fail All

Pass/Fail RF

Pass Fail Demod

Measurements

-Occupied Bandwidth

-Channel Power

-Channel Power RCC

-On/Off Ratio

-Peak-to-Average Ratio

-Frequency Error

-EVM

-Peak EVM

-Peak Code Domain Error

-Tau

-Carrier Feedthrough

-Noise Floor

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 ... 24 25

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