Specifications

Regulating
Range Selector
Bar-Selects
the
regulating
range
of
the
4658
power
supplies
to
match
the
available
power
input source.
lt
is
shown
on
Figure 7
in the
Medium
regulating
range.
See
Table
1
for
change
information.
Line
Fuse Holder-Contains
the
line
fuse and
the
regulating
range
selector.
See
Table
2
for change
information.
Line
Cord-Makes
the
connection
between
the
oscilloscope
and
the
power
source.
The
cord
may be
conveniently
stored
by wrapping
around
the
feet on
rear
panel.
MOD
Slots-A
number
in either
slot
indicates
the
instrument
contains
an option
or other
modification.
LEFT SIDE
PANEL
Variable
Balance
Controls
(accessible
through
left
side
panel)-Screwdriver
adiustments
to set
balance
of
the
vertical
channels.
Vertical
Gain Controls
(accessible
through
left side
panell-Screwdriver
adjustments
to
set
the
gain
of
the
vertical channels.
RIGHT
SIDE
PANEL
Line Voltage Selector
Switch-Selects
either
1
15
volts
or 23O
volts nominal
line
voltage. Refer to
Table
1
for
ranges and
to
Figure 1
for location of the
switch.
Change
the
fuse
to
match the
range
selected.
@
@
18
4658/DM44
Operators
REV
A
FEB
1980