Heathkit SB-201 - Page 24

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Detail 4A
WIRING
—
RF
SHIELD
Refer
to
Pictorial
4
for
the
following
steps.
NOTE:
The
bare
wire
is
too
large
to
fit
into
the
switch
lugs.
Therefore
the
end
going
to
the
switch
lugs
should
be
flattened
as
shown
in
the
inset
drawing
of
the
Pictorial.
Pass
the
wire
through
both
lugs
at
each
position
on
the
switch.
Do
not
attempt
to
bend
this
wire
around
the
coil
or
switch
lugs
as
the
coil
or
switch
could
be
damaged.
When
soldering
connec-
.
at
switch
AK,
be
sure
to
solder
both
lugs
at
each
connection.
;
)
(
(
Connect
a
4-1/4”
bare
wire
from
lug
3
of
coil
AG
|
Connect
a
2”
bare
wire
from
lug
1
of
coil
AG
(S-1)
to
lugs
B4
of
switch
AK
(NS).
Connect
a
3”
bare
wire
from
lug
2
of
coil
AG
(
)
(S-1)
to
lugs
B3
of
switch
AK
(S-1).
(S-1)
to
lugs
B2
of
switch
AK
(S-1).
‘Connect
a
6”
bare
wire
from
lug
4
of
coil
AG
/
(S-1)
to
lugs
B1
of
switch
AK
(NS).
(
Connect
one
end
of
a
2”
bare
wire
to
lugs
A5
of
switch
AK
(S-1).
The
other
end
will
be
con-
nected
later.
Page 23
Ui Yy Sm)
FINAL
COl
L
Os
YEE
1 Pi
Oy ily ;
TAPERED f
SPACER
~
RF
SHIELD
Detail 4B
Refer
to
Detail
4A
for
the
following
steps.
(
Connect
a
1-1/2”
bare
wire
from
solder
lug
AJ
/
(S-1)
to
lugs
A7
of
switch
AK
(S-1).
|
(“)
Connect
a
500
pf
2
kV
mica
capacitor
from
solder
lug
AH
(S-1)
to
lugs
B7
of
switch
AK
(S-1).
Refer
to
Detail
4B
for
the
following
steps.
(/)
Locate
the
15
meter
final
coil
(#40-1962).
(\)
Position
a
tapered
spacer
between
the
RF
shield
and
the
coil.
NOTE:
In
the
next
step,
line
up
the
hole
in
the
solder
lug
at
one
end
of
the
coil
with
the
hole
inthe
RF
shield
:
shown
in
the
Pictorial.
(‘)
Position
the
end
of
the
coil,
opposite
the
solder
\
lug,
between
lugs
B4
of
switch
AK
(S-2).
(
}
Remove
the
tapered
spacer.