Freedom R8100 SERIES, Руководство оператора

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oice Frame to adapt to the system under test.
Figure 3.2.8.4.2-1 Main screen in Generate mode after pressing the PROJECT 25 soft key
Test Pattern (P25 submenu)
Provides selection for one of 7 TIA/EIA-102.CAAA compliant predefined bit patterns for BER testing of
a P25 radio in receive mode. To receive framed test patterns generated from the R8100 the radio under
test must be programmed to the same Network Access Code (NAC)--293 is the default in the R8100); this
will break the radio’s selective squelch so the tone or pattern can be reproduced in the audio circuits. The
following patterns are available:
Figure 3.2.8.4.2-2 P25 Generate mode test patterns
1011 Hz Tone – The standard tone framed test pattern of the 1011 Hz vocoder tone.