Specifications

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WARNING: Disconnect primary power prior to servicing.
Section 3 Operation
Platinum VAX-C Series
Figure 3-29 CTTB Setup Screen 3
Softkeys
Setup Displays Setup screen.
Exciter Home Displays Exciter Home screen.
Table 3-24 Xmtr Home>Exciter Home>Setup>CTTB Modulator>Next>Next
(screen 3)
Fields Explanation
Bit rate Adaptation Choices are Enable or Disable. This applies only to MFN mode. Bit Rate
Adaptation will drop all incoming null packets, introduce new null
packets as appropriate to manage the data rate and restamp Program
Clock Reference (PCR) appropriately. This is null packet insertion and
PCR (program clock rate, time stamp to synchronize the receiver)
restamp i ng.
Unmute if No SIP Choices are Yes or No. Controls whether or not the VAX-C is released
from mute if no SIP packet is detected in SFN mode. This is a network
safeguard.
Output Process Time The network distribution delay is calculated and displayed.The time
settings apply to SFN mode.
Local Delay Adjust Further transmission delay time is entered here by the operator to
conform with the desired SFN design parameters.
Table 3-23 Xmtr Home>Exciter Home>Setup>CTTB Modulation>Next (screen
2)
Fields Explanation