Case 2: Ibs 1.544 Mbps, 3/4 Rate Viterbi - Comtech EF Data DMD50 Installation And Operation Manual

DMD50 Universal Satellite Modem
Method 2 -
Set Mod strap code to: 128
Demodulator:
Method 1 -
Under Interface Menu:
Set mode to IDR
Under Demod data Menu:
Method 2 -
Set Demod strap code to 128
E.3.2 Case 2: IBS 1.544 Mbps, 3/4 Rate Viterbi
Starting with the Data Rate – 512 Kbps
Modulator:
Method 1 -
Under Interface Menu:
Set Framing to 1/15
Set mode to IBS
Under Mod Data Menu:
MN-DMD50– Revision 3
Under Interface Menu:
Under Mod IF Menu:
Turn IF on
Under Demod IF Menu:
Set code rate to 3/4 VIT
Under Interface Menu:
Set Interface type
Under Demod IF Menu, set desired Rx frequency
Set Interface type
Set Tx clock selection
Set code rate to 3/4 VIT
Under Mod IF Menu:
Set Interface type
Set Tx clock selection
Set desired Tx frequency and power level
Set Interface type
Set Buff clock selection
Set Buffer Size
Set desired Rx frequency
Set data rate for 8448000
Set Buff clock selection
Set Buffer Size
Set data rate for 1544000
Set desired Tx frequency and power level
Strap Codes
E–7