21-8.1 Monitor Mode..................................................................................................................................................267
21-8.2 GENERATE Mode ......................................................................................................................................268
21-9 PROJ 25 AUDIO/MODULATION CONTROL..................................................................................269
21-9.1 Modulation Sources.......................................................................................................................................269
21-9.1.1 Fixed 1 kHz........................................................................................................................270
21-9.1.2 External ..............................................................................................................................270
21-9.2 Voice Frame ...................................................................................................................................................270
21-9.2.1 Monitor Mode ...................................................................................................................270
21-9.2.2 Generate Mode..................................................................................................................270
21-9.2.3 Voice Frame Embedded Signaling (Generate)............................................................271
21-9.3 1011 Hz Tone Test Pattern..........................................................................................................................272
21-9.3.1 Monitor Mode ...................................................................................................................
272
21-9.3.2 Generate Mode..................................................................................................................273
21-9.4 Calibration Test Pattern .................................................................................................................................274
21-9.4.1 Generate Mode..................................................................................................................274
21-9.5 Silence Pattern..................................................................................................................................................274
21-9.5.1 Generate Mode..................................................................................................................274
21-10 PROJ 25 METER AND DISPLAY CONTROL .....................................................................................275
21-10.1 PROJ 25 BER Meter ....................................................................................................................................275
21-10.1.1 Enabling the BER Test..................................................................................................276
21-10.1.2 Resetting the BER Test..................................................................................................276
21-10.2 CLEAR SCOPE Display .............................................................................................................................276
21-10.2.1 Monitor Mode .................................................................................................................276
21-10.2.2. Generate Mode...............................................................................................................278
21-10.3 Voice Frame Decode....................................................................................................................................278
21-10.3.1 Embedded Signaling.......................................................................................................278
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