HP 83480A User Manual

Eye, Mask and Eyeline Mode Measurement Tutorials
Making Eye Diagram Measurements
Making the measurement
Four active eye measurements may be simultaneously displayed at the bottom
left side of the instrument display. Previously setup measurements remain
active as new measurements are added to the bottom of the list. As these
new measurements are made, the list scrolls up. If a fth measurement is
added, the rst measurement is deactivated and the measurement is scrolled
o the display.
To access the eye measurements described at the beginning of this section,
press:
4
Shift
5
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Meas Eye
A
column
of
softkeys
on
the
right
side
of
the
instrument's
screen, titled
\
Measure
eye
",
is
displayed.
N
O
T
E
Eye parametric
measurements
are
made
from
histogram
analysis
of
the
instrument's
database
,
rather
than directly
on the
active
channel.
T
o
make
these
measurements,
the
color
grade
displa
y
mode
must
be
turned
on.
When
selecting
a
measurement
from
the
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N
Meas
Eye
menu,
the
instrument
will
automatically
turn
on the
color grade
mode
,
if
it
is
not
already
activated.
When
selecting
a
measurement
from the
choices above
the numeric
keypad,
the
user
must
turn
on
color
grade
prior
to
activating
the
measurement.
N
OT
E
Only one channel at
a time should be active to make e
ye measurements and other measurements on
the color grade database
.
5-9

HP 83480A Specifications

General

Brand	HP
Model	83480A
Category	Measuring Instruments
Language	English