Maintenance
and Calibration
—Type
114
f. Using
Table
4-2,
check
the
period
accuracy
of
the
re
maining
settings
of
the
PERIOD
switch.
In
all
cases
the
ac
curacy should be as
specified.
9.
Check PERIOD
— VARIABLE control
for a
range of
10:1 or more
a.
Set
the
Type 114
PERIOD
control
to
10
mS
and
the
WIDTH
control
to
100 µS.
b.
Turn
the
Type
1A1
MODE
switch
to
CH
1.
c.
Set
the
Type 547
TIME/CM
|B|
to
.1
SEC.
d.
Rotate
the
PERIOD
VARIABLE
control
clockwise.
Check
that
a
display
of
1
marker/cm
is
obtainable
(
10:
1).
10.
Adjust WIDTH
CAL
control R180
a.
Set
the
Type
114
PERIOD
and
WIDTH
controls
to
1
mS
and
turn
both
VARIABLE
controls
to
CAL
(see
Fig. 4-11).
b.
Set
the
Type
180
A for
100 microsecond
markers.
C.
Turn
the
Type
1A1
MODE
switch
to
ALT.
d.
Set
the
Type
547
TIME/CM
(
B
)
to
.2
mSEC
and
adjust
the
TRIGGERING
LEVEL
control
for
a
stable
display.
e.
Use
the
Type
1A1
POSITION
controls
to
obtain
the
dis
play
shown
in
Fig.
4-12.
f
Adjust
the
WIDTH
CAL
control
R180 (see
Fig. 4-13)
for
a
positive
pulse
width
of
1
millisecond
(ten
100 microsecond
periods)
using
the
time
markers
from
the
Type 180A
as
reference.
g.
Check
to
see
that
WIDTH
>
PERIOD
light
is
on.
Fig.
4-11. Control settings for adjusting WIDTH CAL control R18O.
TABLE
4-2
Type
114
PERIOD
Type 114
WIDTH
Type
547
TIME/CM
(B)
Type
180A
Markers
Error
10
mS
10 µS
10
mSEC
10 milliseconds
±3%
1
mS
10
µS
1
mSEC
1
millisecond
±3%
100
µ
S
1
µ
S
.1
mSEC
100
microseconds
Adjusted
to
<
½%
10
µS
100
nS
10
µSEC
10
microseconds
±3%
1
µ
S
100 nS
1
µ
SEC
1
microsecond
Adjusted
to
<
3%
4-8
Содержание 114
Страница 3: ...Type 114 Type 114 Pulse Generotor ...
Страница 8: ...Operating Instructions Type 114 Fig 2 1 Front panel control Fig 2 2 Type 114 rear ponel 2 2 ...
Страница 10: ...NOTES ...
Страница 14: ...NOTES ...
Страница 16: ...Maintenance and Calibration Type 114 Fig 4 1 Equipment necessary for recalibrating the Type 114 4 2 ...
Страница 28: ...Maintenance and Calibration Type 114 Fig 4 20 Locations of electrical components 4 14 ...
Страница 30: ...Parts List Type 114 EXPLODED VIEW 5 2 ...
Страница 45: ...TYPE 114 PULSE GENERATOR ...
Страница 46: ...PULSE GENERATOR ...
Страница 47: ...TYPE IM PULSE GENERATOR c ...
Страница 48: ...SW282 POWER SUPPLY CMD OUTPUT AMPLIFIER 4 POWER SUPPLY ...
