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WT-328E Wireless connection tester
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WT-328E Wireless connection tester

Ready for Wi-Fi 6E test

■    supported Sub 400M-7.3G band

■   WT-328E has two independent test units. A single machine supports 2x2 True MIMO and MU-MIMO test .Stacking multiple machines supports: 8x8 True MIMO

■   Supports the industry latest Wi-Fi 6E(802.11ax) standard, with typical residual EVM of 160M bandwidth reaching -47dB.The testing satisfies the optimal performance of the DUT, with higher test accuracy and is conducive to improving the straight-through rate

Specification
Relevant information
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        The WT-328E is a high-end wireless network test instrument for high-end Wi-Fi 6E WLAN product testing. It supports the radio frequency signal test of 400M-7.3G frequency band, and can provide reliable and efficient RF test scheme for Wi-Fi 6E products.With two independent test units, the single box supports 2x2 True MIMO test and MU-MIMO; with excellent test specifications and efficient test efficiency, it can meet both R & D and production test scenarios.

Extensible Business:

     ■ WLAN(802.11 ac/ax 80/80+80/160);

     ■ WLAN(802.11 a/b/g/n/p)

     ■ Bluetooth(1.0/2.0/3.0/4.0/4.1/4.2/5.0)/BLE;

     ■ MIMO/MU-MIMO;

     ■ IoT:ZigBee/Z-Wave/LoRa/802.11ah…;

     ■ Navigation:GPS/BDS/GLONASS;

     ■ DECT(ETSI EN 300 176-1);

General Technical
Input/Output frequency range 400MHz to 7300 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
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)
Signal to noise ratio Specification: ≥60 dB ( 100 KHz RBW), power level -10 dBm
Typical: ≥70 dB ( 100 KHz RBW), power level -10 dBm
Input/Output return Specification: >13 dB
Spurious (signal applied) < -70 dBc (CW, for signal levels greater than -10 dBm)
Inherent spurious floor (no signal) ≤ -95 dBm(100 KHz RBW)
Quantization 14 bits
Noise figure ≤ 26 dB at minimum input attenuation
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 > 110 dB typical
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: -47dB

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: -47 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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