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Copyright  2009 – 3D Technologies Page 6 of 86
Group
Data
Frame
Group
Data
Frame
Group
Data
Frame
Group
Frame
System
Frame
System B – System Type & System Attributes
Group 1 – Group Type (System Frequencies*) & Group Attributes
Frequency 1 & Frequency Attributes
Frequency 2 & Frequency Attributes
Frequency n & Frequency Attributes
TRUNKED
SYSTEM
Group
Frame
Group 2 – Group Type (Talkgroups) & Group Attributes
Talkgroup 1 & Talkgroup Attributes
Talkgroup 2 & Talkgroup Attributes
Talkgroup n & Talkgroup Attributes
Group
Frame
Group n – Group Type (Talkgroups) & Group Attributes
Talkgroup 1 & Talkgroup Attributes
Talkgroup 2 & Talkgroup Attributes
Talkgroup n & Talkgroup Attributes
* Trunked Systems will always have 1 “System Frequencies” Group configured in the system. All
other Groups in the system will be Talkgroup Groups.
Figure 2 - DMA Organization - Trunked Systems BC246T, BR330T, BCD396T