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Section IV
Feature Description
For
features
described
in
this
section, refer to Figure 4.1. We
HIGHLY RECOMMEND
that
you become familiar
with
the
controls and indicators described below before operating
the
instrument.
This manual assumes the user is
reasonably familiar with function
generators,
frequency counters,
and
sweep generators.
1.
GATE
Indicator flashes
when
power
is on, showing when frequency counter is making a
measurement.
2.
OVER
Indicator lights to
show over-range condition, or when a
signal
applied to
the
Externat Counter
input exceeds the
counter's measurement range.
3.
COUNTER DISPLA
Y
5 digit LED display
shows frequency value.
4.
kHz
Indicator lights to
show Counter
Display
reading is in
kilohertz
units.
5.
MHz
Indicator lights
to show Counter
Display
reading is in megahertz units.
6.
PWR
This
switch controls AC power to the instrument.
7.
FREQUENCY RANGE Selector
and GATE TIME Selector
Pushing one button at
a
time
selects
the
desired frequency from the function generator, in
decades, AND
selects the counter gate time value, from 10
sec
to 0.01 sec intervals.
7
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