17.9.3 Voice Frame Embedded Signaling
(Generate)
When the audio source is selected to Voice
Frame, a display table user selection is available
which provides access to the embedded signaling
information contained in voice frames. The
display table presentation is shown in
figure 17-15. The following information is
encoded by the ASTRO option:
Embedded Information Size (bits)
Link Control Field (LCF) 60
Presentation Address (PA) 56
Key ID 16
Network ID 12
Busy Bits 2
The LCF information is further decomposed to
allow entry of specific LCF data units. Encoding of
the following LCFs is supported from the user
interface:
Mnemonic Default
Value
Link Control Field 0
Selective Call Variable Octet N/A
Talkgroup ID 0
Channel 0
Source ID 0
Destination ID 0
Emergency 0
Acknowledge 0
Power Level 0
Bit Error Rate 0
RF Level 0
Figure 17-15. Voice Frame Encode - Generate
232
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