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1.Normal temperature
2.In the Anechoic Test Chamber
CMU200 Universal Radio Communication Tester
Conditioning Amplifier
UPL Audio Analyzer
Transformer
Artificial
Mouth Simulator
Choose SEND item on the audio analyzer instrument
Test Item : Sending Frequency Response
The MS’s SLR is between 5 dB to 11 dB
Choose REC_MXMN item on the audio analyzer instrument
Test Item : Receiving Frequency Response
The MS’s RLR is between -13 dB to 18 dB
Choose STMR item on the audio analyzer instrument
Test Item : Sidetone Masking Rating
The MS’s STMR is between 13 dB to 23 dB
Choose ECHO_TCL→No TRNG item on the audio analyzer instrument
Test Item : Echo Loss
The MS’s TCLw is >46 dB
Choose DIST_SND→Rel 4/5 item on the audio analyzer instrument
Test Item : Sending Distortion
The audio analyzer instrument show PASS or FAIL
Choose DIST_REC item on the audio analyzer instrument
Test Item : Receiving Distortion
The audio analyzer instrument show PASS or FAIL
Choose IDLE_SND item on the audio analyzer instrument
Test Item : Idle Channel Noise Sending
The MS’s idle noise sending is <-64 dBm
Choose IDLE_REC→MAX item on the audio analyzer instrument
Test Item : Idle Channel Noise Receiving
The MS’s idle noise receiving is <-54 dBPa