Tektronix 465B User Manual

Operating Instructions
—
465B
Service
3.
Pull out on the
BTIME/DIV
knob and turn clockwise
from counterclockwise stop until the intensified zone is
the desired length Adjust the INTENSITY and B INTEN-
SITY controls
as needed to
make the intensified zone
distinguishable from the rest
of
the display. If your
instrument is equipped with
a
DM44, select
a
function
other than TIME or 1/TIME for
a
single delayed
sweep
4.
Adjust the DELAY TIME POSITION control to move
the intensified zone to cover the
portion
of the display that
will be displayed in delayed form.
5.
Set
the
HORIZ
DISPLAY switch
to B
DLY'D The
intensified zone
adjusted
in
steps 3
and 4 is now displayed
in delayed
form.
The delayed sweep rate
is
indicated by
the dot on the B TIME/DIV knob.
6.
To obtain a delayed display with less jitter, set the B
TRIGGER SOURCE switch to the same position as the A
TRIGGER SOURCE switch and adjust the B TRIGGER
LEVEL control for a stable display
ALTERNATE SWEEP DISPLAY
1. Preset instrument controls
and
obtain a Normal
Sweep Display.
2. Pull out
on
the B TIME/DIV
knob to
unlock
it
and
turn clockwise to the desired sweep rate.
3. Set the HORIZ DISPLAY switch
to
ALT Set
B
(DLY'D) TRIGGER SOURCE
to
STARTS AFTER DELAY
Adjust Channel
1
POSITION and TRACE SEP
as
required
to
display
A
Sweep
above B Sweep. This will
provide
a
display that alternates between A I NTEN trace (upper) and
B
DLY'D
trace
(lower). Adjust
B INTENSITY as necessary
to
view
the B
DLY'D
trace.
4
The start of B Sweep may be changed by adjusting
the DELAY TIME POSITION control
5. If the
instrument
is
equipped
with a DM44 and a time
difference
(or
period)
measurement is desired, select
the
TIME function and adjust
the
A TIME control to move the
time-measurement
point
with respect to the reference
point.
6. The di splay now contai ns a second i ntensified zone
on the A INTEN trace (upper) and
a
second signal, which
may be partially or fully superimposed,
on
the
B
DLY'D
trace (lower).
7.
The
DELAY TIME POSITION
control will change
the position
of both delayed displays
(reference and time
measurement),
while the A TIME
control will position
only
the second
(measurement
point) delayed display.
SINGLE
SWEEP DISPLAY
1.
Preset
instrument controls and obtain
a
Normal
Sweep
Display. For random signals, set the trigger circuit
to trigger
on
a
signal that is approximately the same
amplitude and frequency as
the random signal.
2.
Press
the SINGL SWP push
button on the A TRIG
MODE
swucb. Tne next trigger pulse starts
thesweep arid
displays a single
trace If no triggers are
present, the
READY indicator
should illuminate, indicating
that the A
Sweep
Generator
circuit is set and waiting for a
trigger
3. When
the sweep is complete, the circuit is
"locked
out
",
and
the
READY indicator turns off
4 Press the SINGL
SWP push button again to prepare
the circuit for another
Single Sweep Display.
X-Y DISPLAY
1. Preset instrument controls
and pull the POWER
switch
(on). Allow the instrument to
warm
up.
2. Set the A TIME/DIV switch fully
counterclockwise
to
X-Y. Apply the vertical
signal
to the CH 2 OR Y input
connector and the horizontal signal to theCH 1
OR X
input
connector.
3.
Advance the
INTENSITY control
until the display is
visible If the display is not visible
with the
INTENSITY
control at midrange, press and hold
in
the BEAM FIND
push button while adjusting the CH 1 and CH 2
VOLTS/DIV switches until
the display
is
reduced in
size,
both vertically and
horizontally. Center the compressed
display with the POSITION controls
(Channel
2
POSITION control for
vertical
movement,
and horizontal
POSITION control for horizontal movement). Release the
BEAM FIND push button Adjust the FOCUS control tor a
well-defined display.

Tektronix 465B Specifications

General

Brand	Tektronix
Model	465B
Category	Test Equipment
Language	English