I
I
I
I
I
I
I
I
I
OPTION
07
Option
07
permits operation
of
the
instrument on either
12
or
24
Vdc 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 ex-
ternal input permits use with marine and aircraft con-
ventional de power. 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 de input connector
is
located below the
fan cover on the rear panel.
Option
07
is
not
provided with
4658
oscilloscopes
equipped with the DM44 digital multimeter.
@
465B/DM44 Operators
97