Glossary

Term	Main definition
R	Randomised Sequence Hits - 1051
R&D	Research and Development Hits - 879
R2D	R2 Digital Signaling Hits - 900
RAD	Remote Antenna Device Hits - 892
RADAR	Radio Detection And Ranging Hits - 808
RAE	Royal Academy of Engineering Hits - 801
RAID	Redundant Array of Inexpensive Discs Hits - 897
RAM	Random Access Memory Hits - 859
RAPID	Reserved Alternate Path with Immediate Diversion Hits - 891
RBER	Residual Bit Error Rate Hits - 1129
RBS	Robbed Bit Signaling, Reserved Battery Signaling Hits - 901
RCC	Radio Common Carrier Hits - 937
RCI	Relay Control Interface Hits - 959
RDT	Remote Digital Terminal Hits - 881
RE.	Remote Extension Hits - 944
REM EXT	Remote Extension Hits - 871
REN	Ringer Equivalence Number Hits - 825
RF	Radio Frequency Hits - 877
RFI	Radio Frequency Interference Hits - 908
RFID	Radio Frequency Identification Hits - 904
RHCP	Right Hand Circular Polarisation Hits - 881
RIN	Relative Noise Intensity Hits - 905
RIP	Routing Information Protocol Hits - 835
RISC	Reduced Instruction Set Computer Hits - 825
RL	Return Loss Hits - 886
RLC	Run Length Coding Hits - 894
RLR	Return Loss Ratio Hits - 869
RM	Rack Mount Hits - 879
RMS	Root Mean Square Hits - 875
RMSD	Root Mean Square Deviation Hits - 826
RMU	Rack Mounting Unit Hits - 819
ROM	Read Only Memory Hits - 938
RPC	Remote Procedure Call Hits - 870
RR	Ring Return Hits - 904
RS	Reed Solomon Hits - 874
RSA	Rural Service Area Hits - 810
RSL	Received Signal Level Hits - 856
RST	Running Status Table (multiplex) Hits - 906
RTC	Real Time Clock Hits - 813
RTOS	Real Time Operating System Hits - 944
RTS	Request To Send Hits - 930
RTT	Round Trip Time Hits - 1145
RTV	Real-Time Video Hits - 896
RU	Rack Unit (1.75"high X 19" wide) Hits - 900
RX	Receiver Hits - 909
RXD	Received Data Hits - 831