Performance
Check
Model
182C
c. Adjust output
of Constant Amplitude Signal Gener-
ator to obtain displayed trace
of exactly
10
divisions.
d.
Set Constant
Amplitude Signal Generator
for
output
frequency of
5
MHz.
e.
Note displayed trace
of
7 1
divisions or greater.
(If displayed trace is approximately 2 divisions,
check
position of
Phase/Bandwibth switch located in
horizontal
amplifier.
It
should
be
in Bandwidth
position.)
f. Set MAGNIFIER to X10.
g. Set
Constant Amplitude Signal
Generator for output
frequency of
50
kHz.
h.
Adjust output of Constant Amplitude
Signal Gener
erator
to obtain
displayed trace
of
exactly 10
divisions.
I. Set Constant
Amplitude Signal Generator for
output
frequency of
5 MHz.
j.
Note
displayed
trace
of
7.1
divisions or greater.
k. Disconnect Constant Amplitude Signal Generator
S-14.
BEAMFINDER CHECK.
a. Set controls as
follows:
INTENSITY
fully ccw
POSITION fully ccw
b.
Depress
FIND BEAM pushbutton.
c. Note that intensified beam is displayed.
Note
Option Oil
instruments are
provided
with P11
phosphor CRT, The display
intensity will
not
increase
when
FIND
BEAM
is
depressed. This eliminates
phosphor burn.
Use
INTENSITY
con-
trol to set intensity to viewing level.
5-15.
This completes the Performance Check. If
the
instrument does not meet
Model 182C specifications,
the
Adjustment
Procedure
which
follows
should be done.
If this does
not result in satisfactory instrument perform-
ance refer to Section VIII of this manual for troubleshoot-
ing
and
maintenance information.
5-2
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