Tektronix 465B User Manual

Calibration
Procedure—465B
Service
Adjustment
Procedure
b.
Reconnect the
lOXattenuatortotheexternaltrigger
setup Adjust
the
leveled
sine-wave
generator for a
1.5-
division
display at
100 MHz.
c.
CHECK—
For a stable
display,
with 0.1
division or
less jitter,
with + and
-
slopes
for these
modes:
A TRIGGER
SOURCE
COUPLING
NORM
AC, LF
REJ, DC
CH 1
DC, LF REJ,
AC
CH 2
AC,
LF REJ,
DC
d. Set
the A
TRIGGER
COUPLING switch to
HF REJ.
e.
CHECK—No
stable
display.
14.
Check A
and B
High
Frequency
Reject
Triggering
a.
Set:
HORIZ
DISPLAY A
TIME/DIV
(both) 10 AS
X/10
MAG
Off
(button out)
TRIGGER
COUPLING
(both)
HF
REJ
TRIGGER
SOURCE
(both)
NORM
CH 1
VOLTS/DI V
.IV
CH 2
VOLTS/DI
V
10 mV
VERT
MODE
CH 2
b.
Adjust
leveled
sine-wave generator for a
5-division
(50
mV)
display at 50 kHz.
c.
Set the CH 2
VOLTS/DI V
switch to .1 V.
Adjust A
TRIGGER
LEVEL control
for stable
display.
13.
Check B
Internal 100
MHz
Triggering
a.
Set:
HORIZ
DISPLAY
B
DLY'd
A
TIME/DIV
0.2 /is
B
TIME/DIV
0.05
ps
A
TRIGGER
COUPLING DC
A
TRIGGER
SOURCE
NORM
b.
CHECK—For a
stable
display, with 0.1
division or
less
jitter, with
+
and
-
slopes, for
these modes:
B
TRIGGER
SOURCE
NORM
CH 1
CH 2
COUPLING
AC, LF REJ,
DC
DC, LF
REJ, AC
AC, LF
REJ, DC
NOTE
d.
Adjust
leveled sine-wave
generator for 1
MHz and
press the X10
MAG push
button
in.
e.
CHECK—
No
stable
display
with the A
TRIGGER
SOURCE
switch in NORM,
CH
1,
or CH 2.
g.
Set:
A TRIGGER
LEVEL Fully
clockwise
HORIZ DISPLAY
B
DLY'D
h.
CHECK—
No
stable
display with the B
TRIGGER
SOURCE switch in
NORM,
CH
1,
or CH 2.
15. Check
Single
Sweep
a.
Set:
HORIZ DISPLAY
CH 1
VOLTS/DIV
VERT MODE
X10 MAG
A
50
mV
CH 1
Off (button out)
It may be
necessary to
adjust
both A and B
TRIGGER
LEVEL
controls to obtain the
most stable
display
at
higher frequencies
in B sweep.
c.
Set the
B
TRIGGER
COUPLING
switch to HF REJ.
d.
CHECK—No
stable
display
A
TRIGGER
COUPLING
AC
SOURCE
NORM
LEVEL
0
SLOPE
+
b.
Adjust
the leveled
sine-wave
generator for a
1-
division
display at 50
kHz and
adjust the A
TRIGGER
LEVEL
control
so
the
display is just
triggered.

Tektronix 465B Specifications

General

Brand	Tektronix
Model	465B
Category	Test Equipment
Language	English