HP 8591C, User Manual, Page: 345 / 373

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normalized reference position
The position on a network analyzer’s display of the normalized reference
level.
off-the-air tune configuration
The tune for signals that are broadcast over the air and
received with an antenna.
over-the-air tune configuration
See off-the-air tune configuration.
oven reference
An analyzer that has an oven reference has increased absolute
frequency-reference accuracy because the internal oscillators are
phase-locked to an internal precision-frequency reference
parameter units
Standard units of measure, which include the following:
Measured
Parameter
frequency
power level
power ratio
voltage
time
electrical current
impedance [resistance)
Unit
Unit
Name
Abbreviation
hertz HZ
decibel relative to milliwatts
decibel
volt V
second
ampere
A
o h m
personality
Applications available on a memory card or other electronic media that
extends the capability of an instrument for
uses. Examples
include digital radio personalities and cable TV personalities.
preamplifier
An external, low-noise-Egure that improves system
(preamplifier-l analyzer) sensitivity over that of the analyzer itself.
Glossary- 12