Radyne QAM256 Installation And Operation Manual page 86

QAM256 Digital Video Modulator and Upconverter
QAM Quadrature Amplitude Modulation
QPSK Quadrature Phase Shift Keying
RAM Random Access Memory
RF Radio Frequency
ROM Read Only Memory
rms Root Mean Square
RU Rack Unit. 1 RU = 1.75"/4.45 cm
Rx Receive (Receiver)
RxD Receive Data
R-S Reed-Solomon Coding. Reed-Solomon codes are block-based error correcting
codes with a wide range of applications in digital communications and storage.
SCC Satellite Control Channel. A Radyne satellite format.
SEQ Sequential
SYNC Synchronize
TBD To Be Designed or To Be Determined
TM Technical Manual
TPC Turbo Product Codes
TRE Trellis
TT Terminal Timing
Tx Transmit (Transmitter)
TxD Transmit Data
UART Universal Asynchronous Receiver/Transmitter
UUT Unit Under Test
V Volts
VAC Volts, Alternating Current
VCO Voltage Controlled Oscillator
VDC Volts, Direct Current
VIT Viterbi Decoding
TM077 – Rev. 4.0
Q
R
S
T
U
V
Glossary
G-5