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Appendix H: Viavi CX300 Tests
MAINTENANCE GUIDE | MT-4E ANALOG & P25 DIGITAL RADIO SYSTEMS
AF Gen 1 is configured to inject a 1.0 KHz tone at -8.0 dBm (0.308 Vrms) into the transmitter balanced input,
however the CX300 does not demodulate the P25 signal.
Ensure the correct NAC is being transmitted properly as shown in Figure H-28. The NAC is programmed into the
transmitter via the RSS. There are no specific measurements to make on this test, just verify that the transmitter is
operating�
Figure H-28 Transmitter Digital Check