80 List of terms
RFI
RH
ROM
The disruption of radio signal reception caused by any source which
generates radio waves at the same frequency and the same path as the
desired wave.
Relative Humidity.
Read Only Memory: Storage system or computer memory that is “burned
into” the microprocessor chip and can only be read, not written to or
modified. Non-volatile memory.
RPE
Remote Peripheral Equipment.
Satellite operation
SBE
SDI
SEQ
Single depot
Software
The operation of a telecommunications system at a remote location as a‘
completely unattended system connected to the main system by special
point-to-point circuits. The two (or more) systems act as one total system
served by attendants at the main system.
Segmented Bus Extender.
Serial Data Interface.
Sequencer.
A repair house that services SL- 1 systems.
A set of programmed instruction sequences stored either as resident
programs in the system memory or as non-resident programs on disk which
are loaded into memory when needed.
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Software generic
i‘.-,-
.,-;9
A term used to describe the software package being used. Each software
generic (X11, for example), has a series of releases (like release 8).
System overview 553-3001-l 00
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