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OPTION
07
EXTERNAL DC OPERATION
SPECIFICATION
Electrical characteristics and performance requirements
listed
in
the Specification section
of
this manual are
applicable
to
the
4658
Option 07 oscilloscope with
the
following exceptions or additions:
DC REQUIREMENTS. Either 11.5
to
14 volts or 22
to
28 volts. Operation with 11.5
to
14 volts excludes graticule
light function and Option 05. Operating range may
be
extended
to
15 volts
or
30
volts with a series dropping
resistor. Maximum elevation for
+ or - power lead
is
50
volts with respect
to
oscilloscope chassis or ground.
CONTROLS AND CONNECTORS
Mode Switch
Three-position switch located
adjacent
to
the Line Voltage
Selector switch on the right
side panel and used
to
select
the proper input power
to
the
4658.
AC
DC12
DC24
DC Input Connector
@
465B/DM44
Operators
Permits application
of
ac
power
to
the oscilloscope
power switch.
Permits operation of
the
instrument from an external
12-volt source.
Permits operation of
the
instrument from either an ex-
ternal 24-volt power source
or
from the
11
06
Battery
Pack, which may be mechani·
cally attached
to
the oscillo·
scope.
Used for connecting external
de power source
to
the
4658
Option 07; located on rear
panel.
107