Comtech EF Data SDM-300A, Installation And Operation Manual

Page: 65 / 398

Operation SDM-300A Satellite Modem
3–12 Rev. 4
SDM300A "TYPE"
VER: X.X.X
F U N C T I O N S E L E C T
C O N F I G U R A T I O N
C O N F I G U R A T I O N
D E M O D U L A T O R
RX-X QPSK 1/2
R X - I F F R E Q U E N C Y
I F L O O P B A C K
50 to 180 MHz
(in 1 Hz steps)
O N
O F F
R S D E C O D E R
O N
O F F
C O R R E C T I O N _ O F F
(Reed-Solomon only)
B E R T H R E S H O L D S W E E P C E N T E R
None
1.0 E-X
(X = 3 to 8)
-35,000 to +35,000 Hz
S W E E P R A N G E
0 to 70,000 Hz
REACQUISITION
0 to 999 Seconds
A C C E S S T O
S U B M E N U
C O N D I T I O N A L O R
O P T I O N - D E P E N D E N T
Parameter
Information
R F L O O P B A C K
O N
O F F
D E S C R A M B L E R
DIFFERENTIAL
D E C O D E R
O N
O F F
O N
O F F
Key:
See Description Table.
Figure 3-5. Configuration Demodulator Menu