Wavetek 182A Instruction Manual page 10

SECTION
W
OPERATION
3.1
CONTROLS AND CONNECTIONS
The
generator
front
panel controls
and connectors
are
shown
in
figure
3-1
and keyed
to
the following descrip-
tions.
1
Frequency
Dial
—
Settings
under
the
dial
index
mark
summed
with
14 and
multiplied
by
3
determine the output signal frequency.
2
POWER
Button
—
Turns generator
ON
and OFF.
3
FREQUENCY
MULTIPLIER
Controls
-
Selects
one
of
seven frequency
multipliers for
dial 1 set-
ting.
4,
SGenerator
MODE
Controls
—
Selects
one
of
the following three
modes:
CONT
—
4 released. Continuous
output
at
500
OUT
10
and
11
and
SYNC OUT
(TTL)
12
connectors.
TRIG
—
4 and
5
pressed.
DC
level
output
until
generator
triggered
by
the
MAN
TRIG
6
or with
a
signal at the
TRIG
IN
connector
13
.
When
triggered, the generator output
is
one
cycle
of
waveform
followed
by a dc
level.
GATE
—
4 pressed
and
5 released.
As
for
TRIG except
the output
is
continuous
for
the
duration
of
the
manual
or external trigger signal.
The
last
cycle started
is
always completed.
6
Manual
Trigger
Button
—
Triggers or gates the
output signals
when
generator
mode
is
TRIG
or
GATE
(4
pressed).
In
trigger
mode, one
waveform
cycle
is
output
when
the button
is
pushed.
In
gate
mode, waveform
cycles are con-
tinuously output as long as the button
is
held
in.
7
FUNCTION
Selector
—
Selects
one
of three
waveforms
or
when
all
three buttons are released,
a
dc
level.
Figure
3.1
Controls
and Connectors