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Intelligent Microphone Model 246AO

1/2" CCP Pressure Standard SysCheck2 Microphone Set. SysCheck2TM is a new GRAS-patented technology by which the microphones is equipped with a high-precision built-in microprocessor able to generate a reference signal that enables remote verification of the entire measurement chain. It is a tool that allows test and production engineers to remotely check the health of microphones, channel gain and cable integrity