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Model 1821A
DC VOLTAGE
MEASUREMENT
CONDITIONS
1.
Control
Settings:
Horizontal
DISPLAY
INT
Sweep
Display
MAIN
Delayed
TIME/DIV
0.
2
uSEC
SWEEP MODE
NORM
DELAY
(DIV)
4:00
Delayed
VERNIER
CAL
Delayed Trigger Source
EXT-4-10
2.
All voltages
^
in
parenthesis are
measured
after
making
control settings
and connecting
TP401
through a Ik
ohm
resistor
to
-12.
6
v.
3.
All voltages within parenthesis
are
measured
after
making
control settings
and connecting
TP201
through a Ik
ohm
resistor
to
-12. 6
v.
4.
All voltages
are referenced
to
chassis ground.
WAVEFORM MEASUREMENT
CONDITIONS
1.
Control
Settings:
Horizontal
DISPLAY
INT
Sweep
Display
MAIN
Main
TIME/DIV
0.
5
oSEC
Delayed
TIME/DIV
0.2
uSEC
SWEEP MODE
NORM
DELAY
(DIV)
0.
50
Main
and
Delayed
VERNIER
CAL
Main
and Delayed
TRIGGER LEVEL
•
•
•
•
0
Main
and Delayed Trigger Source
EXT
Mainaand Delayed
SLOPE
+
(positive)
Main
Trigger Coupling
AC
Delayed Trigger
Coupling
ACS
2.
Connect
a 100
kHz
8
v
pk-pk
sine
wave
to
Main
EXT
INPUT
and Delayed
EXT
INPUT.
3.
Adjust
Delayed
TRIGGER LEVE
L
to
obtain
wave-
form number
20.
4.
All
waveforms
are referenced
to
chassis ground.
V
O.IV/DIV
2USEC/DIV
,20/
0*IV/D!V
2USEC/DIV
23/ O.IV/DIV
2USEC/DIV
18/
0*5V/DIV
2USEC/DIV
V
,21/
2V/DIV
2USEC/DIV
,2y 5V/DIV
2USEC/DIV
V
2V/DIV
2USEC/DIV
IV/ DIV
2USEC/DIV
,25/
0.5V/DIV
2USEC/DIV
Waveforms
and
Measurement
Conditions
02591-3
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