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Heathkit IG-4505 - Page 30

Heathkit IG-4505
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Page
30
leap
nares]
CABLE
PREPARATION
Refer
to
Pictorial
2-11
in
the
Mlustration
Booklet
and
the
indicated
Details
for
the
following
steps.
HEAT
SHRINKABLE
SLEEVING
b+——1-
}}-——
1-3/4"
BSSASIS
Se
2-1/2"
Detail
2-11A
Refer
to
Detail
2-11A
and:
1.
( )
Slide
a
2-1/2”
length
of
heat
shrinkable
steeving
onto
the
free
end
of
the
large
shielded
cable.
2.
(
)
Carefully
remove
1-3/4"
of
outer
insulation.
}+—1-5/16"
——1
OUTER
INSULATION
\\
inwer
INSULATION
Detail
2-11B
Refer
to
Detail
2-11B
and:
Push
the
braided
shield
wires
back
over
the
outer
insulation.
1.
6
6()
2.
(
)
Remove
5/16”
of
insulation
from
the
end
of
the
inner
lead.
Then
apply
a
small
amount
of
solder
to
the
bare
wire
ends.
3.
(
)
Measure
1-5/16”
from
the
end
of
the
cable
and
carefully
remove
1/8”
of
insulation.
Detail
2-11C
Refer
to
Detail
2-11C
and:
2.
(_
)
Wrap
the
other
lead
around
the
inner
lead
of
the
shielded
cable
and
solder
the
connection.
Keep
the
resistor
as
close
to
the
inner
lead
as
possible.
Cut
off
the
excess
lead
length.
3
6)
Slide
a
1/2’
length
of
small
clear
sleeving
over
the
resistor
and
inner
lead
as
shown.
FERRULE
Detail
2-11D
Refer
to
Detail
2-11D
and:
Pull
the
braided
shield
wires
back
over
the
resistor
to
their
original
position.
1.
6
()
Slide
the
BNC
nut
over
the
shield
wires
onto
the
end
of
the
cable.
Push
the
braided
shield
wires
back
enough
to
expose
the
end
of
the
inner
lead.
Push
the
BNC
pin
(this
includes
the
ferrule
and
the
nylon
spacer)
onto
the
end
of
the
inner
lead.
Solder
the
pin
to
the
inner
lead.
To
do
this,
position
the
pin
so
the
small
hole
faces
upward.
Then
hold
your
soldering
iron
against
the
under
side
of
the
pin
and
apply
a
small
amount
of
solder
into
the
small
hole.
Do
not
allow
solder
to
accumulate
on
the
outside
of
the
pin.
CUT
OFF
SHIELD
WIRES
(
Detail
2-11E
SOLDER
_
Al
Mo
Refer
to
Detail
2-11E
and:
1.
(
)
Pull
the
braided
shield
wires
over
the
ferrule.
Then
cut
off
the
shield
wires
that
extend
beyond
the
sides
of
the
ferrule.
1.
(_
)
Insert
one
lead
of
a
51
2
(green-brown-black),
1/4-watt
resistor
through
the
braided
shield
2.
{ )
Push
the
connector
onto
the
pin
until
it
seats
wires.
against
the
nylon
spacer.
Oo
“YW
A
4
CNCHES)
2 3 4 5
6
7
18
ae)
oe)
vet
fer
step
tt
tt
Lijit
ii
|
oon
A
a
ee
ee
ee
TT
TF
|
aT
TT
Oo
5
14
(cM)
2
3
4
5
6
7
8
9
10
14
12 13
14
15 16
17

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