Radyne DMDVB20 LBST Installation And Operation Manual

57, DMDVB20 LBST Satellite Modem User Interfaces TM138 – Rev. 1.0 4-21 INPUT LVL THRESH FRAME LOCK LB SYNTH PLL RX MINOR (menu) BUFF UNDERFLOW BUFF NEAR EMPTY BUFF NEAR FULL BUFF OVERFLOW RX DATA ACTIVITY EBNO COMMON (menu) TERR…

111, Glossary DMDVB20 LBST Satellite Modem G-4 TM138 – Rev. 1.0 K Kbps Kilobits per Second Kbps Kilobytes per Second kg Kilogram kHz Kilohertz Ksps Kilosymbols per Second L LCD Liquid Crystal Display LED Light Emitting Diode LO Local Oscillator M mA Milliampere Mbp…

45, DMDVB20 LBST Satellite Modem User Interfaces TM138 – Rev. 1.0 4-9 LOW ALARM THRSH {0.00 Volts} Allows user to select lower alarm limit/threshold for BUC voltage. HI ALARM THRSH {0.00 Volts} Allows user to select high alarm limit/threshold for BUC …

21, Radyne DMDVB20 LBST DMDVB20 LBST Satellite Modem Theory of Operation TM138 – Rev. 1.0 3-1 Theory of Operation 3 3.0 Modem Hardware The modem is based on a two printed circuit card (minimum configuration) design with additional optioned printed circuit cards available for additional fe…

34, Theory of Operation DMDVB20 LBST Satellite Modem 3-14 TM138 – Rev. 1.0 Figure 3-7. Reed-Solomon Encoder Functional Block Diagram Figure 3-8. Reed-Solomon Decoder Functional Block Diagram Table 3-1. Reed-Solomon Codes Type of Service Data Rate (Kbps) R-S Code (…

33, DMDVB20 LBST Satellite Modem Theory of Operation TM138 – Rev. 1.0 3-13 3.7 Reed-Solomon Codec (TX Only) Reed Solomon only pertains to TX options. Refer to Figures 3-8, 3-9, and Table 3-1. Utilizing a Reed-Solomon (R-S) Outer Codec concatenated with a Convoluti…