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OPTIONS
Your instrument may contain the following options:
OPTION
4
The
instrument
is modified
to
meet
certain
specifica-
tions
on
radiated
interference
requirements.
There
is no
change in operating instructions.
OPTION
7
The instrument is modified to permit operation on 12 or
24
Vde
with
no
performance
deterioration.
Circuitry
is
provided
to protect against damage
due
to connection of
24 V
when
in the
12 V
mode
of operation.
The
24-volt
external
input
permits
use
with
conventional
dc
power
(marine and aircraft).
Option
7 is an
integral
part
of the
oscilloscope.
The
modified
oscilloscope
has
a three-position
voltage
input
selection
slide
switch
(visible through
the
right-hand
side
panel)
at the rear of the line voltage selector switch. A dc
input connector is located below the fan cover on the rear
panel.
CONTROLS AND CONNECTORS
Mode Switch
AC
DC 12
DC 24
DC Input Connector
®
466/464 Operators
Applies
ac power
to the
oscilloscope
power
switch.
Permits
12V
operation
of
the
instrument
from
an external
12 V source.
Permits
24 V_
operation
of
the
instrument
from
either
an
external
24 V
power source or from the
1106
Power
Supply,
which
may
be mechani-
cally attached to the os-
cilloscope.
Option
7 mode
switch
and DC Input connector
are located on the modi-
fied oscilloscope.
47
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