The Gothenburg Post took the new iPhone 3G and tested its 3G antennas. The post used a Bluetest’s test chamber for wireless devices with small antennas to test the iPhone reception. The equipment measures how the mobile sends and receives signals under different conditions. These chambers are used by many companies to test their mobile devices.
Magnus Franzen, an antenna engineer with the company did the tests on the iPhone. First he tested the TRP value—in which mobile is ordered to radiate at full power at three different frequencies. Then the TIS value was tested. Here the test measures the mobile’s performance in receiving signals. Read More
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