Wavetek 183 Manual page 25

Table
5-1.
Calibration Chart (Continued)
Step Check Tester
Cal
Points
Control
Settings
Adiust
Desired
Results Remarks
4
Amplif
ier
Offset
Voltmeter
019
emitter
GEN MODE: TRIG
WAVEFORM:
\
R
192
0V
t5
mV
\
amplifier output
5
50sl
o
ur
I
I
l!
i
.t
R124 0V
t
1OmV
6
AMPLITUDE VAR
I"
AB
LE
: max ccw
R
156 Repeat steps 5 and
7
Time
Symmetry
Dual channel
scope
GEN MODE: CONT
WAVEFORM:'l-,
FREO:
X
1K
Dial:
5
Scope
time
base:
20
irsidiv
R32
Time symmetry
<
a.1%
Follow procedure
i
figure 5-1.
B
FRE0: X
100K
Dial:
.05
R35
Follow procedure
i
f
igure 5-1.
I
Repeat
steps 6
and
7
10
VCG
Zerrs
Same
as
for
step
7
R13
Minimum frequency
shif
t while shorting
and opening VCG lN
BNC
to ground
1t
rl
Sine
Distor-
gl.-rn
i ,t I
Distortion
ana-
lyzer {with
50S?
?*r*:ination)
FREO:
X
1K
VERNIER:CAL
Dial:
5
WAVEFORM:
\
R
68,
R71
D
istortion
(
0. 16%
lf
minimum
distor-
tion cannot
be met.
refer
to
table
6-1
.
12
Dial:
1
Distortio
n (-O"2%
lf
adjustment
was
necessary, repeat
step
10.
14
IJ
FREO: X
10K
14
High Freq
Sine
Distorticn
FREQ: X
1M
Dial:
I
WAVEFORM:
'-i,
c64 Minimum
rise
time
with
minimum
overshoot
i5
$pecti"unt
anaiyzer
T{iAVEFORM:
\
None
All
harmonics
be-
low
-32
dB from
ltoSMHz
lf
not,
refer
to
table
6-1
I !-t
Frr:*r-.tcglcl
{.;;unt*r WAVEFORM:
L
FREQ:
X
10K
Dial:
5
n21
50 kHz 1100
Hz
*-: