Specifications

Glossary 8 800 MHz System Planner R4-11-4G
O
ohm: The unit of resistance of the International System of Units (S1). The
ohm is the resistance of a conductor such that a constant current of one
ampere in it produces a voltage of one volt between its ends.
Open Systems Interconnect: (OSI) A seven-layer data communication
protocol model that specifies standard interfaces that all vendors can adapt to
their own designs.
Outbound: (OB) The transmission direction from a host application to a
user device.
P
Personal Computer: (PC) The generic term for a single-user,
microprocessor based computer which has an architecture derived from the
original IBM® PC.
Personal Computer Memory Card International
Association: (PCMCIA) A set of standards for small, credit card sized
plug-ins for portable and desktop personnel computers.Mostly referred to
as PC cards. PCMCIA cards provide enhanced functions and capabilities,
such as modems, networking capabilities, and extra memory.Some
manufacturers are developing vertical application and customer-specific
cards.
Power Amplifier: (PA) An audio or radio frequency amplifier designed
to increase and deliver a larger amount of output energy.
Private DataTAC™: Motorola’s advanced wireless data systems,
typically owned and operated by an agency, municipality, or private
enterprise for their exclusive use.
pSOS+™: Real-time operating system provided by Integrated Systems
Incorporated. Used in Private DataTAC infrastructure products such as the
RNC3000 and DBS.
Q
QWERTY: Standard American keyboard format in which the Q, W, E, R,
T, and Y keys are the first six alphanumeric keys on the top alphabetic row of
the keyboard.