Fluke 93 Service Manual page 107

CALIBRATION
ADJUSTMENT PROCEDURE
5-11
Table 5.2 Catibra^on signals
for
step
S10.
SI
7.
Calibration
step
number
Calibration voltage
S10
square wave,
t
kHz, 20
mV
peak-to-peak
S11 square wave,
1
kHz. 50
mV
peak-to-peak
S12
square wave,
1
kHz,
100
mV
peak-to-peak
S13
square wave,
1
kHz. 200
mV
peak-to-peak
S14
square wave,
1
kHz, 500
mV
peak-to-peak
S15
square wave.
1
kHz. IV peaMo>peak
S16
square wave,
1
kHz.
lOV
peak-to-peak
S17
square wave,
1
kHz,
100V
peak-to- peek
S18/19. Shift
gain
*1
mode
and
/8
mode
Purpose:
correct
for
the
shift gain
in
"times
1
mode" and
in
"dMded
by
8
mode".
Calibration equipment:
Tektronix
PG
506 Square
Wave
Galidration Generator
Calibration setup:
See
calibration setup H3.
Procedure:
A
-
Apply a square
wave
with
a
frequency
of
1
kHz, amplitude
200
mV
peak-to-peak (between 0
mV
and
<-200
mV)
to
both channels
A and
B.
Set the generator to the
position
"STD AMPL".
B
-
Press the
READY
softkey.
C
•
Apply a square
wave
with
a
frequency
of
1
kHz. amplitude 20
mV
peak-to-
peak
(between 0
mV
and +20
mV)
to
both channels
A and
B.
Setthe
generator
to the
poslion "STD AMPL".
D
-
Press
the
READY
softkey.