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  • 名称: WT-328 无线连接测试仪
  • 编号: 0001
面向下一代WLAN协议802.11ax生产测试解决方案!
 
■   提供240M采样率选项(分析带宽180M)。在完美继承原WT-20X系列仪器的测试能力基础上,实现了对802.11ac160M/80M+80M业务的支持。
 
■   支持行业最新的802.11ax标准,160M带宽残余EVM典型值达到-48dB。满足DUT最优性能的测试,测试精度更高,有利于提升直通率。
 
■   拥有两套测试单元。单机支持2x2 True MIMO测试;堆叠支持8X8 True MIMO测试;支持MU-MIMO。
 
■   拥有独立的高功率输出端口(Port 9),支持+10 dBm输出,可提供高功率验证最大接收电平。满足产品研发阶段极限性能测试的需求。

      WT-328是一款面向高端WLAN产品生产测试的专用仪器,支持400M-6G频段的射频信号测试,可为下一代WLAN协议Wave2/11ax提供可靠、高效的射频测试方案。两套独立的测试单元,支持MU-MIMO,单机可支持2X2 True MIMO测试; 新增port 9端口,支持高功率输出,满足产品研发时极限性能测试的需求;完美继承WT-20X系列的8端口并行测试技术,高效的运行特性兼顾了研发端与产线的测试需求。

支持业务:

     ■ WLAN(802.11 a/b/g/n/p/ac/ax);
     ■ Bluetooth(1.0/2.0/3.0/4.0/4.1/4.2/5.0)/BLE;
     ■ MIMO/MU-MIMO;
     ■ IoT:NB-IoT/e-MTC/LTE-M/ZigBee/Z-Wave/LoRa/802.11ah…;
     ■ Navigation:GPS/BDS/GLONASS;
     ■ DECT(ETSI EN 300 176-1);
     ■ LTE/WCDMA/GSM……;
   

General Technical
Input/Output frequency range 400MHz to 6000 MHz
IF bandwidth 180  MHz
Input power range +30 dBm peak (+25 dBm average)
Output power range(CW) (RF-A1 to RF-B4) 0 to -100 dBm
Output power range(CW) (TX-AUX) +10 to -90 dBm
Input power accuracy Specification: ±0.5 dB (+25 to -40 dBm)
Typical: ±0.3 dB (+25 to -40 dBm)
Output power accuracy(RF-A1 to RF-B4) Specification: ±0.75 dB ( 0 to -90 dBm)
±1.50 dB ( -90 to -100 dBm)
Typical: ±0.50 dB ( 0 to -90 dBm)
±1.00 dB ( -90 to -100 dBm)
Output power accuracy (TX-AUX) Specification: ±0.75 dB ( +10 to -80 dBm)
±1.50 dB ( -80 to -90 dBm)
Typical: ±0.50 dB ( +10 to -80 dBm)
±1.00 dB ( -80 to -90 dBm)
Input/Output return Specification: >13 dB
Typical: 15 dB
Sampling data rate 30, 60, 120, 240 Msps
Spectral flatness Specification: ≤±0.75 dB ( ±80 MHz)
Typical: ±0.5 dB ( ±80 MHz)
Port to Port Isolation Specification: >90 dB
Typical: 110 dB
WLAN (802.11a/b/g/n/p/ac/ax)
EVM

Residual VSA EVM
(full packet channel estimation):
(measured at -10 dBm)

-47 dB for 20 Mtypical: -50 dB
-47 dB for 40 Mtypical: -50 dB
-46 dB for 80 Mtypical: -48 dB
-45 dB for 160 Mtypical: -48 dB

Residual VSG EVM:
(full packet channel estimation):

(measured at -10 dBm)

-48 dB for 20 Mtypical: -50 dB
-48 dB for 40 Mtypical: -50 dB
-46 dB for 80 Mtypical: -48 dB
-45 dB for 160 Mtypical: -48 dB
Peak power VSA power accuracy: ±0.5 dB (+20 to -45 dBm)
RMS power
Frequency error VSA measurement error: ≤±0.2 ppm calibrated
RMS phase noise VSA integrated phase noise: <0.3 degrees (100 Hz to 1 MHz)
Spectral mask Spectral mask view: ±90 MHz
Spectral flatness VSA flatness over 160 MHz    BW: ±0.75 dB
CCDF (complementary cumulative distribution function) Probability of peak signal power being greater than a given power level versus peak-to-average power ratio (dB)
Bluetooth®(1.0/2.0/2.1/3.0/4.0/4.1/4.2/5.0)BLE
TX output power VSA power accuracy: ±0.5 dB (+20 to -45 dBm)
TX output spectrum
Modulation characteristics (For EVM better than -25 dB) VSA measurement error:≤± 0.2 ppm calibrated
Carrier frequency tolerance
Carrier frequency drift
RMS EVM (EDR) Residual VSA EVM: ≤-35 dB (+20 to -30 dBm) Residual VSG EVM: ≤-35 dB (-10 to -70 dBm)
Peak EVM (EDR)


 

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