Model
2001
OPERATING INSTRUCTIONS
Figure
3-9.
FM Modulation Frequency Limits
3.6.4
REMOTE TRIGGERING OF SWEEP TIME CIRCUIT
time positions, and the
TRIG/RECUR Switch set to the
TRIG position. The repetition rate of the external trigger
The Sweep Time Circuit can be remotely triggered by
apply-
should be slower than the frequency running rate set by the
ing a
10
volt positive pulse to pin
7
of the REMOTE plug.
Front Panel SWEEP TIME Selector and
VARJMANUAL
For proper operation, the Front Panel SWEEP TIME Control.
Selector must be set for one of the four variable sweep
N
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~
z
0
;::
~
;;:
w
0
Model 2001
250
200
150
100
50
o
100Hz
1KHz
OPERATING INSTRUCTIONS
4KHz
,\j
Mod
F",
\
\
\
1\
Usable Area With
Decreased Freq.
Sensitivity,
Mo<.
Mod
F",
\
}
I
'"7\
10KHz 100KHz
MODULATION FREQUENCY
(Sine-Wave)
Figure 3-9. FM Modulation Frequency Limits
3.6.4 REMOTE
TRIGGERING
OF
SWEEP
TIME
CI
RCUIT
The Sweep
Time
Circuit
can be remotely triggered
by
apply-
ing
a10
volt
positive pulse
to
pin 7
of
the REMOTE plug.
For
proper operation,
the
Front
Panel SWEEP
TIME
Selector
must
be set
for
one
of
the
four
variable sweep
time
positions, and the
TRIG/RECUR
Switch
set
to
the
TR
I G position. The repetition rate
of
the external trigger
should
be
slower than the frequency running rate set
by
the
Front
Panel SWEEP
TIME
Selector and
VAR/MANUAL
Control.
3-11
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