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Heathkit HW-9 User Manual

Heathkit HW-9
146 pages
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Page 1
4
Heathkif
(
)
Solder the capacitor leads
to the circuit board
as follows:
start
1. Push the
soldering iron
tip against both
the lead
and the circuit board
foil.
Heat both
for two or three
seconds.
SOLDERING
I RON
COMPONENT
LEAD
lowing
components.
The sequence
of the
steps
matches the locations
of the
components
on the
cir-
cuit
board. NOTE: Make
sure
you installed
capacitor
an
In order
to make the
assembly easier,
you may
wish
to precut all
of the parts from
a section
and,
as you
do, prebend
the leads
and lay the
parts on
your work
surface in the
order of
assembly. Then
you can
hold
the
circuit board
while
you install the
parts in
se-
quence without
interruption.
CIRCUIT
BOARD
NOTES:
2. Then apply
solder to the
other side of the connec-
tion. IMPORTANT:
Let
the heated
lead
and the
circuit
board foil melt the
solder.
SOLDERING
SOLDER
3. As the solder
begins to
melt, allow it to
flow
around the
connection.
Then
remove the solder
and the iron
and let the
connection
cool.
SOLDERING
SOLDER
(
)
Cut
off the excess lead lengths close
to the
con-
nection. WARNING: Clip the leads
so
the ends
will not fly toward your eyes.
(
)
Check each connection. Compare it to the il-
lustrations on Page 15. After
you
have checked
the solder connections, proceed with the as-
sembly
on
this
page. Use
the same soldering
procedure for each connection.
1.
2.
In
some of the
following
steps
you will
install
diodes.
Whenever
you
install
a diode,
always
match
the banded
end of
the diode
with
the
band mark
on the
circuit
board. A
diode will
not
work properly
if it is
installed
backwards.
The
banded
end will
always 1
ward
the colored
tape
on the
nents Chart."
it
Taped
Compo-
BAND
SOLID
BODY
[1
¥=
_J
1 m~_
•::;7:
••v.vf-.-
QL
BANDED
END
BAND
ASS
BODY
COLORED
END
INSIDE
CAUTION:ALWAYS
POSITION
THE
BANDED
END
OF
A
DIODE
AS
SHOWN
ON
THE
CIRCUIT
BOARD.

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Heathkit HW-9 Specifications

General IconGeneral
BrandHeathkit
ModelHW-9
CategoryTransceiver
LanguageEnglish

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