NJZ-1800C CDMA Mobile Station Tester

  • Measuring Instrument

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Discontinued on July 31, 2010 Support will close on September 30, 2015

Spec.

  • CDMA Cellular (US, Korea, and Japan), CDMA PCS (US and Korea) coverage in one instrument.
  • Built-in automatic test : 3 channels tests at a radio system and automatic handoff from among 3 radio system

CDMA call processing functionality:

Radio system support: IS-2000(US, Korea, and Japan), IS-95A (Cellr/IS95A), TSB-74 (Cellr/TSB74),
ARIB T53 (Cellr/T53), J-STD-008 (PCS US, PCS Korea P0, and PCS Korea P1), IS-866
Handoff support: Softer handoff between two sectors A and B
Hard handoff between any two RF channels
Multi-mode hard handoff between Cellr/IS95A and PCS US, between
Cellr/TSB74 and PCS US, and from IS-2000 to IS95A.

CDMA Signal Generator

Frequency Range 869MHz to 894MHz (Cellr/IS95A and Cellr/TSB74), 832MHz to 834MHz, 838MHz to 843MHz, 843MHz to 846MHz, and 860MHz to 870MHz (Cellr/T53), 1805MHz to 1870MHz (PCS Korea P0 and P1), 1930MHz to 1990MHz (PCS US)
Accuracy Same as reference oscillator

Amplitude

Range -110 dBm to -20 dBm
Accuracy ± 1.0 dB at < = -50 dBm
± 2.0 dB at > -50 dBm
Resolution 0.1 dB

CDMA modulation

Type QPSK based on IS-95A, cdma2000 and 1xEV-DO
Residual rho >=0.912 (typically >0.95)
Data generation patterns PN9 for loopback, Single Byte Pattern for TDSO
Power control bit Always up, Always down, Open loop

CDMA Analyzer

Input frequency range

824MHz to 849MHz (Cellr/IS95A and Cellr/TSB74), 887MHz to 889MHz, 893MHz to 898MHz, 898MHz to 901MHz, and 915MHz to 925MHz (Cellr/T53), 1715MHz to 1780MHz (PCS Korea P0 and P1), 1850MHz to 1910MHz (PCS US)

CDMA power measurement

Range -60 dBm to +39 dBm
Accuracy ±1 dB (typically ±0.6 dB) at >= 0 dBm
±2 dB (typically ±1.2 dB) at >=-40 dBm and < 0 dBm
±3 dB (typically ±1.8 dB) at < -40 dBm
Resolution 0.2 dB

CDMA modulation measurement

Input range -20 dBm to +39 dBm
Modulation type OQPSK based on IS-95A
HPSK based on cdma2000 RC3,4,1xEV-DO

Rho measurement

Single Code Rho IS-95 and cdma2000 RC1,2
Multi Code Rho cdma2000 RC3,4,1xEV-DO
Range 0.9 to 1.0
Accuracy ± 0.01 at >= 0.95
± 0.02 at < 0.95
Resolution 0.001

Frequency error measurement

Range ± 10 kHz
Accuracy ± (30 Hz + frequency reference accuracy) at average of 4 measurements
Resolution 1 Hz

CDMA frame error rate measurement (loopback)

Method Data loop back at full rate per service option 002 or Service
Option 009 supporting confidence limits (95% or off) as outlined in TIA/EIA-98A Appendix A.1.
Range 0 % to 100 %
Resolution 0.00001 %
Displayed results Measured FER, number of errors, number of frames tested, and one of the following: pass, fail, or --- (pass/fail not applicable)

CDMA frame error rate measurement (TDSO)

Method Test Data Service Option per Service Option 32 supporting confidence limits (95 % or off)
Range 0 % to 100 %

CDMA packet error rate measurement (1xEV-DO)

Method PER1 FTAP : Forward Traffic channel Rate is 307.2kbps
PER2 FTAP : Forward Traffic channel Rate is 2457.6kbps
confidence limits (95% or off)
Range 0 % to 100 %

DC power supply

Range 3 VDC to 12 VDC at 0.1 VDC step , (Max. 1 A)

DC current measurement

Range 0 mA to 1000 mA in 1 mA Resolution
Accuracy ±3 mA at <= 100 mA , ±30 mA at > 100 mA

RF Input/Output

Maximum safe reverse power +41 dBm (12.6W, CW; supplemental characteristic)
Impedance 50 ohm nominal, Input SWR : < 1.5:1
Connector N-type (f)

Reference oscillator

Frequency 10 MHz
Frequency accuracy ± [(Time since calibration x Aging rate) + Temperature effects + Accuracy of calibration]
Aging rate ± 0.1 ppm per year
Temperature stability ± 0.1 ppm at 0 °C to 40 °C
Reference output level +3 dBm, 50 ohm, supplemental characteristic
Reference input level 0 dBm to 10 dBm, 50 ohm, supplemental characteristic
Connector BNC (f) connector

General Specifications

Size 350(W)X150(H)X400(D) mm
Weight < 15 kg
Operating temperature 0 °C to +40 °C
Storage temperature -20 °C to +60 °C
Operating humidity 15 %RH to 95 %RH @ +40 °C
Power 88 VAC to 264 VAC, 47 Hz to 63 Hz, < 250 VA
Safety European Council Directive 73/23/EEC
IEC 61010-1 : 1990+A1+A2 / EN 61010-1 : 1993+A2
CAN/CSA C22.2 No. 1010.1-92
EMC : European Council Directive 89/336/EEC
EN 61326-1 : 1997 + A1
CISPR 11 : 1997+A1 / EN 55011 : 1998 Group 1, Class A
Altitude < 2000 meters

* Specifications may be subject to change without notice.