Comtech EF Data SLM-5650A Installation And Operation Manual page 186

SLM-5650A Satellite Modem
Network Processor (NP) Interface
Selection
Internal
Ext-1MHz
Ext-5MHz
Ext-10MHz
Click [Submit] to save the desired Reference setting type.
Unit Interface Type
Network Processor
Selection
70/140 MHz
L-Band
Click [Submit] to save the desired Frequency Band selection.
Transmit
Selection
Viterbi (standard)
None (standard)
Turbo (optional)
Selection
BPSK
QPSK
OQPSK
8PSK
16QAM (optional)
Selection
Viterbi
Uncoded
Turbo
Enter a Transmit Data Rate (in kbps).
Description
...Internal high stability ovenized 10 MHz oscillator
...an external 1 MHz reference, (accepts sine wave or square wave and locks the internal
reference to the 1 MHz)
...an external 5 MHz reference, (accepts sine wave or square wave and locks the internal
reference to the 5 MHz)
...an external 10 MHz reference, (accepts sine wave or square wave and locks the internal
reference to the 10 MHz)
Unit Interface Type (read-only)
Description
Identifies current data interface
Frequency Band
Description
52 – 88 MHz, 104 – 176 MHz
950 – 2000 MHz
Description
K = 7 convolutional encoder.
Uncoded.
Turbo Product Code, which is a block code.
Modulation Type
Description
Bi Phase Shift Keying
Quadrature Phase Shift Keying.
Offset Quadrature Phase Shift Keying.
8 Phase Shift Keying
16 Quadrature Amplitude Modulation.
FEC Code Rate
Description
1/2, 2/3, 3/4, 5/6, or 7/8
1/1
5/16, 21/44, 3/4, 7/8, or 17/18
Data Rate (kbps)
8–24
Reference
FEC Type
Revision 8
MN-SLM5650A