7
Display
The display is a 320 x 240 dot-matrix, high contrast,
SUPERTWIST Liquid Crystal Display (LCD) with cold
cathode fluorescent lamp (CFL) backlighting. The top
two-thirds of the display contains the waveform and
cursors. Instrument setting and measurements are
located on the bottom of the display.
Information areas on the Liquid Crystal Display (LCD)
are:
A. Message Center The message center displays
various information about the status of the instrument.
Additional messages are displayed when utilizing the
standard and optional waveform storage functions.
B. Pulse Width Model 1205CXA has selectable pulse
widths for testing various lengths of cable.
C. Vertical Gain Displays the level of vertical am-
plitude or gain applied to the waveform.
D. VOP or V/2 The programmed velocity of propa-
gation is displayed as a percentage of the speed of
light from 30% to 99%.
E. Menu Pop-up menu for selecting instrument con-
trols.
F. Selected Menu Items Displays the currently active
menu selection, which is controlled by the icon keys.
The on-screen icons graphically represent how the keys
affect the control.
COAX Pulse = 100nsec VOP
V Gain = 4x
VOP = 54%
L1: 07dBRL
Batt
P r e s s
*
1 3 1 f t
A
1
0
2
F
HG
E
B
C
D
I
J
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