Controls, Connectors,
and
Indicators
5-12
B SEC/DIV
When the 8 Sweep is displayed, SEC/DIV selects
8-Sweep speeds
in
22 calibrated steps from 50
ms/div to 5 ns/div
in
a 1-2-5 sequence
(21
steps
to
10 ns/div
in
the 2455A and 2445A).
Horizontal Display Mode Selection (PULL-INTEN TURN-AL T PUSH-B):
A When the SEC/DIV knob is in, the A Sweep is
displayed, unless the 8 Sweep has been displayed
and the 8 Sec/Div setting remains faster than the A
Sec/Div setting. The exception is that
Channel 1 is
displayed
in
the horizontal at the extreme
counterclockwise setting of
SEC/DIV.
PULL-INTEN Pulling the SEC/DIV knob out while the A Sweep is
displayed selects the Intensified horizontal display
mode and cancels the Delta Volts function if it is
active. The A-Sweep
display intensifies during the 8
Sweep. The 8
Sweep is not displayed, but it runs
either
100 times faster than the A Sweep or at 5 ns
per division, whichever is
slower.
In
Alt horizontal
display
mode, setting 8 Sec/Div equal to A Sec/Div
also selects the Intensified horizontal display mode.
With
~t
or
1/~t,
a pair of intensified zones appears.
With
multiple vertical displays, Alt vertical mode, and
a
single A-Trigger source
(CH
1,
CH
2,
ADD,
CH
3,
or
CH
4),
the pair
of
intensified zones appear as
follows:
1 . The reference zone appears on the first
selected trace
in
the display sequence:
CH
1,
CH
2,
ADD,
CH
3,
CH
4.
2.
The delta zone appears on the second
selected trace.
3.
80th zones appear on additional traces when
more than two traces are
selected.
80th
zones appear on all traces with Chop vertical
mode or multiple A-Trigger sources.
2465A/2455A/2445A Operators
To Next Page
Loading...
Need help?
General
