Glossary

Term	Main definition
R	Randomised Sequence Hits - 992
R&D	Research and Development Hits - 821
R2D	R2 Digital Signaling Hits - 846
RAD	Remote Antenna Device Hits - 825
RADAR	Radio Detection And Ranging Hits - 760
RAE	Royal Academy of Engineering Hits - 749
RAID	Redundant Array of Inexpensive Discs Hits - 838
RAM	Random Access Memory Hits - 801
RAPID	Reserved Alternate Path with Immediate Diversion Hits - 836
RBER	Residual Bit Error Rate Hits - 1069
RBS	Robbed Bit Signaling, Reserved Battery Signaling Hits - 839
RCC	Radio Common Carrier Hits - 870
RCI	Relay Control Interface Hits - 898
RDT	Remote Digital Terminal Hits - 824
RE.	Remote Extension Hits - 862
REM EXT	Remote Extension Hits - 820
REN	Ringer Equivalence Number Hits - 764
RF	Radio Frequency Hits - 817
RFI	Radio Frequency Interference Hits - 849
RFID	Radio Frequency Identification Hits - 844
RHCP	Right Hand Circular Polarisation Hits - 819
RIN	Relative Noise Intensity Hits - 842
RIP	Routing Information Protocol Hits - 773
RISC	Reduced Instruction Set Computer Hits - 772
RL	Return Loss Hits - 823
RLC	Run Length Coding Hits - 840
RLR	Return Loss Ratio Hits - 812
RM	Rack Mount Hits - 823
RMS	Root Mean Square Hits - 811
RMSD	Root Mean Square Deviation Hits - 761
RMU	Rack Mounting Unit Hits - 762
ROM	Read Only Memory Hits - 879
RPC	Remote Procedure Call Hits - 808
RR	Ring Return Hits - 844
RS	Reed Solomon Hits - 816
RSA	Rural Service Area Hits - 751
RSL	Received Signal Level Hits - 794
RST	Running Status Table (multiplex) Hits - 829
RTC	Real Time Clock Hits - 754
RTOS	Real Time Operating System Hits - 887
RTS	Request To Send Hits - 868
RTT	Round Trip Time Hits - 1083
RTV	Real-Time Video Hits - 834
RU	Rack Unit (1.75"high X 19" wide) Hits - 845
RX	Receiver Hits - 847
RXD	Received Data Hits - 773