Datapulse 101 - Page 24

2:!“
4.1
SECTION IV
CALIBRATION
CALIBRATION
PROCEDURE
Equipment
(or
equivalent)
Required
a.
b.
C.
cl.
e.
Triplett
Model
630
VOM.
Tektronix
Model
661
Sampling
Oscilloscope.
Tektronix
Model
543
Real
Time
Oscilloscope
with
a
CA
Plug—in.
Datapulse
Model
101
Pulse
Generator.
Datapulse
Type
2003
Power
Termination.
4.
l.
2
Power
Suppl!
Section
4.1.
a.
b.
Remove
the
top
panel
by
taking
out the
four
mounting
screws.
Check
the
ac
line
voltage
between
points
BA
and
BR
on
the
right
rear
corner
of
the
circuit
board.
The
voltage
should
be
between
105
volts
and
125
volts.
Check
the
following
dc
voltages
for
the
indicated
tolerances
(the
voltage
points
are
marked
on
the
top
of
the
circuit
board):
1.
+12
volts
1:0.
6
volts
dc
(four
test
points)
2.
+6
volts
:0.
3
volts
dc
3.
—12
volts
:0.
6
volts
do
(two
test
points)
Repetition
Rate
Generator
a.
b.
Remove
the
bottom
panel
by
taking
off
the
four
rubber
feet.
Turn
the
REPETITION
RATE
selector
to
1.
0
MHz
and
the
vernier
fully
clockwise.
Set
the
GATE
MODE
switch
to
the
NON-GATE!)
position
and
the
PULSE
MODE
switch
to
the
50]..
position.
Turn
the
PULSE
WIDTH
selector
to
0.1
ps
and
the
vernier
fully
clockwise.
4-1