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The Compact Antenna Test Range (CATR) Anechoic Chamber 2 MA8172B uses the 3GPP defined CATR method to implement 5G New Radio (NR) Over the Air (OTA) tests in a small space. The CATR Anechoic Chamber 2 also supports tests with the MA8172A, and supports 2 AoA RRM tests for evaluating UE communications quality and connection stability at handover between base stations.
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