The test method is established and described by the International Electrotechnical Commission (IEC) as a means of verifying standardized performance of a fully anechoic chamber which generally has been temporarily converted from a semi-anechoic chamber. 

The most recent specification describing this test method is CISPR 16-4-1 (2010) + A1 (2012) + A2 (2017), Clause 8:  Specification for radio disturbance and immunity measuring apparatus and methods- Part 1-4.

Site VSWR validations are performed from 1 GHz – 18 GHz.


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