Viterbi Decoder/Demod Card As/2133 (Figure 6-9) - Comtech EF Data SDM-309B Installation And Operation Manual

Maintenance

6.1.4.5 Viterbi Decoder/Demod Card AS/2133 (Figure 6-9)

TP2
TP3
TP4
TP8
6-6–12
GND
Ground Test Point.
VIT LOCK
Viterbi lock Result of the decoder and clock synchronization and AGC leveling.
DATA CLK
Data Clock. Result of the data clock recovery loop in the demod processor Section.
SYM CLK
Symbol Clock. Result of the symbol clock recovery loop in the demod processor
Section.
Figure 6-9
SDM-309B Satellite Modem
MN/U-SDM309B Rev. #