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300Mbps Wireless N USB 2.0 Adapter: TRENDnet TEW-624UB Review

[02/26/2008 10:43 AM | Networking]
by Platon Scheblykin

According to the manufacturer, this 300Mbps Wireless N USB 2.0 Adapter seamlessly connects to your wireless network without performance degradation. But is it really so? Let’s find out from our review of this USB adapter supporting 802.11n draft standard.

Table of Contents

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A new wireless adapter from TRENDnet is going to be the main hero of this review.

The TEW-624UB is a USB adapter supporting Draft N standard. The manufacturer’s website says it supports the first version of the standard although the second version is the most recent one.

Anyway, we’ll test the TEW-624UB and see what it is capable of in real applications.

 

Specification and Accessories

 

Parameter

Characteristics

Wireless standard

- IEEE 802.11b/g
- IEEE 802.11n (draft 1.0)

Encoding standard

- WEP (64/128bit)
- WPA
- WPA2

Antenna

- 2 internal antennas

Signal modulation

- 802.11b: CCK (11 and 5.5Mbps), DQPSK (2Mbps), DBPSK (1Mbps)
- 802.11g: OFDM with BPSK, QPSK and 16/64-QAM sub-Carrier modulations
- 801.11n: OFDM, 64-QAM

Operating frequency

- 2.412 - 2.484 GHz

Nominal data 
transfer rate

- 802.11n (draft): up to 300Mbps
- 802.11g: 6, 9, 12, 18, 24, 36, 48, 54Mbps
- 802.11b: 1, 2, 5.5, 11Mbps

Operating channels

11 for North America, 14 Japan,
13 Europe (ETSI), 3 (non-overlapping)

Interface

USB 2.0, 1.1 Standard

Other interfaces

None

Power

From the USB port

Current

During reception: 260mA
During transmission: 420mA

Dimensions

80(L)  x 27(W) x 12(H) mm

Additional features

None

The box contains:

  • TEW-624UB adapter
  • User manual
  • CD with software and a full version of the user manual
  • USB extension cord
 
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