Model
2001
OPERATING INSTRUCTIONS
Figure
3-7.
Percentage Modulation/Modulating Frequency
3.6.2 FREQUENCY CONTROL
3.6.3 SWEEP WIDTH CONTROL (FM Modulation)
1
KHz
Normal internal control of frequency is provided by a
100
2KH2
80
9
Z
Q
t-
a
A
2
60
0
r
LL
0
$
40
a
t-
z
W
0
LL
20
a
0
jumper wire connected between pins
9
and
8
of the
REMOTE plug as shown below.
30KHz
40KHz
\
50KHz
4
J
REMOTE PLUG
100Hz lKHz lOKHz
lOOKHz
MODULATION FREQUENCY
(
TO FREQUENCY
CONTROL CIRCUIT
FRONT PANEL
FREQUENCY
CONTROL
To provide external control, remove the jumper and
connect pin
9
to an external Frequency control as shown
below.
EXTERNAL
1
TO FREQUENCY
CONTROL CIRCUIT
FRONT PANEL
-
16
FREQUENCY
CONTROL
Normal internal control of sweep width is provided by a
jumper wire between pins 11 and
12 of the REMOTE
plug as shown below.
REMOTE PLUG
*
1
1
"WEEP WIDTH
CONTROL CIRCUIT
FRONT PANEL
SWEEP WIDTH
CONTROL
-
To provide external control, remove the jumper and con-
nect pin 12 to an external Sweep Width control as shown
on page 3-10.
Tuning sensitivity, which is approximatley 16
MHzJvolt, is
shown graphically in Figure
3-8.
Model
2001
OPERATING INSTRUCTIONS
1KHz
100
~
2KHz
80
~
z
Q
l-
e:{
30KHz
"'
.J
~
60
0
0
~
LL
0
40KHz
"'
w
40
(!)
e:{
I-
Z
W
U
50KHz
a::
w
20
a.
o
100Hz
1KHz
10KHz
100KHz
MODULATION FREQUENCY
Figure 3-7. Percentage
Modulation/Modulating
Frequency
3.6.2
FREQUENCY
CONTROL
Normal internal
control
of
frequency
is
provided
by
a
jumper
wire
connected between pins 9 and 8
of
the
REMOTE
plug
as
shown below.
2001
REMOTE
PLUG
REAR
PANEL)l
____
...-J}
2 3
7
~\...------
+16
t "
'"'''''"''
CONTROL CIRCUIT
FRONT
PANEL
_I
FREQUENCY
.:::..uL-
___
~-'
CONTROL
To
provide external
control,
remove the jumper and
connect pin
9
to
an
external Frequency
control
as
shown
below.
2001
EXTERNAL
FREQUENCY
t
CONTROL
10K
REMOTE PLUG
REAR
PANEL)l
8 9 \
+16
10Kt·
I
TO
FREQUENCY
CONTROL CIRCUIT
FRONT PANEL
-16
FREQUENCY
--"==----""--'
CONTROL
Tuning
sensitivity,
which
is
approximatley
16
MHz/volt,
is
shown graphically in
figure
3-8.
3.6.3 SWEEP
WIDTH
CONTROL
(FM
Modulation)
Normal internal
control
of
sweep
width
is
provided
by
a
jumper
wire
between pins
11
and
12
of
the
REMOTE
plug
as
shown below.
2001
REAR PANEL""\
___
~l,o
/\
REMOTE
PLUG
I~---------
h SWEEP WIDTH
CONTROL CIRCUIT
FRONT PANEL
SWEEP WIDTH
CONTROL
To
provide external
control,
remove the
jumper
and con·
nect
pin
12
to
an
external Sweep
Width
control
as
shown
on
page
3-10.
3-9
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