Comtech EF Data DD240XR Rev Е - Manual (Page 118)

Glossary DD240XR High-Speed Digital Demodulator
G-2 MN-DD240XR – Rev. E
C
C Celsius
CATS Computer Aided Test Software
CA/xxxx Cable Assembly
CCM Constant Coding and Modulation
CD-ROM Compact Disk – Read Only Memory
CLK Clock
cm Centimeter
COM Common
CPU Central Processing Unit
CRC Cyclic Redundancy Check. A system of error checking performed at the
transmitting and receiving stations.
CW Continuous Wave
C/N Carrier to Noise Ratio
D
DAC Digital to Analog Converter
dB Decibels
dBc Decibels Referred to Carrier
dBm Decibels Referred to 1.0 milliwatt
DC Direct Current
Demod Demodulator or Demodulated
DPLL Digital Phase Locked Loop
DVB Digital Video Broadcast
D & I Drop and Insert
E
E
b
/N
0
Ratio of Energy per bit to Noise Power Density in a 1 Hz Bandwidth.
EEPROM Electrically Erasable Programmable Read Only Memory
EIA Electronic Industries Association
EMI Electromagnetic Interference
ESC Engineering Service Circuits
ES-ES Earth Station to Earth Station Communication
ET Earth Terminal