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2011
3.1 CONTROLS AND CONNECTIONS
The generator front
pane
l
controls
and
connectors
are
sh
o
w
n
in
figure
3-'
and
keyed
to
the following descrip
ti
ons
.
1 Frequency Dial
-
Settings unde( the d
i
al
Index
mark summed wi
h
21
and
multiplied by
4
determine the
output
signal
frequency
and
the
sweep
start
�
r
e
q
u
e
n
c
y
in sweep
m
o
d
e
.
The
dial
is
engraved with
both
linear and
logarithmic
sc
a
l
e
s
:
outer scale
linear
and
inner scale
loga
r
ithm
i
c.
2 POWER Button
-
Turns generator
ON
and OFF
.
3 STOP Knob
-
Sets
the
upper frequency
limit
when
CaNT
5 is
depressed
and
S
W
P
/
STOP 6
is
e
x
t
e
n
de
d
.
1
SECTION
OPERATION
4 FREQUENCY MULTIPLIER
Controls
-
S
el
e
c
ts
one
of
seven frequency
multipliers
for
dial
1
set
ting.
S CaNT Button
-
Selects
sweep
submode
to
main
g
e
n
e
ra
t
or
'
s
continuous mode.
Ex
ended
is
can
i
nu
o
u
s
(
nons
w
e
ep
)
mode
while
depressed
is
sweep mode
.
Sweep
is
f
rom
a low
frequency
set
by
loa
high
set by
3
.
Main
generator
mode
control
8
must
be
in
continuous
mode
(
e
x
te
nde
d)
.
6
SW
P
/
S
TO
P
Button
-
When button
is
depress
ed (and
S
depressed
and
8
extended)
selects
rep
e
titi
v
e
sweep
of
the
main
generator
frequen
c
y
.
When
button
is
ex
t
ended
,
the
f
r
e
q
u
e
n
c
y is
stopped
at
the upper
sweep
limit with
upper
fre
quency
being
set by
STOP control
3
.
7
LI
N
/
L
OG
Button
-
Selects linear
or
logarithmic
frequency
distribution
of
s
w
ee
p
,
10
6 7 8 9
11 12
13
14
Figure 3-1. Controls and Connectors
3-1
Summary of Contents for 188
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