Page 18
off,
then
remove
the
whole
part
from
the
board
and
tin
the
leads,
removing
the
enamel
from
the
wire.
(
)
Re
‐
insert
T2
into
the
board
and
solder
all
four
wires
in
their
respective
holes.
(
)
Load
and
solder
4
‐
pole
double
throw
momentary
switch
S1.
Make
sure
it
lies
flat
against
the
board.
Do
not
at
‐
tach
the
plastic
button
to
the
end
at
this
time.
(
)
Wind
toroid
T3
in
the
same
manner
as
T2,
but
use
only
three
turns
of
red
magnet
wire
for
the
primary
and
five
turns
of
green
wire
for
the
secondary.
Prepare
its
leads
as
with
T2,
and
then
solder
it
in
place
on
the
BOTTOM
of
the
board,
allowing
1/16”
clearance
between
the
toroid
and
the
board.
The
red
pri
‐
mary
leads
go
into
the
holes
marked
T3
‐
1
and
T3
‐
2
and
the
green
secondary
leads
go
into
holes
marked
T3
‐
3
and
T3
‐
4.
The
center
of
the
toroid
should
be
placed
directly
over
the
center
hole.
(
)
Prepare
RF
power
transistor
Q3
as
shown
in
Pictorial
2.
(
)
Insert
Q3
into
its
holes
from
the
top
side
of
the
board
and
line
up
the
spacer
with
its
hole.
Solder
the
three
leads
of
the
transistor
and
attach
the
spacer
to
the
board
using
a
4
‐
40
x
3/8”
plastic
panhead
machine
screw
and
a
#6
Nylon
washer
placed
between
toroid
T3
and
the
board
as
shown
in
Detail
3.
Detail
3.
Q3
installation
(
)
Cut
two
lengths
of
RG
‐
178B/U
coaxial
cable
to
3.5”.
Refer
to
Detail
3
for
preparation
of
all
coaxial
cable
assem
‐
blies.
(
)
Solder
the
center
conductors
of
one
piece
of
prepared
co
‐
axial
cable
between
pads
la
‐
beled
‘A’
and
connect
the
shields
to
‘GND’.
Load
this
cable
on
the
bottom
of
the
board.
(
)
Repeat
the
previous
step,
us
‐
ing
pads
‘B’
and
‘GND’.
Содержание HT-7
Страница 1: ...Page DZKit ASSEMBLY MANUAL HT 7 40M AM HANDIE TALKIE Price 10 00 DZ CompanY LOVELAND COLORADO...
Страница 15: ...Page 15 Pictorial 1 Component placement on HT 7 2 Board...
Страница 26: ...Page 26...
Страница 35: ...Page 35 SCHEMATICS...
Страница 36: ...Page 36...
Страница 37: ...Page 37...
Страница 38: ...Page 38...
Страница 40: ...Page 40 COMPONENT LOCATOR...
Страница 41: ...Page 41 NOTES Use this page to keep track of modifications purchase information service or anything you like...
Страница 42: ...Page 42...
Страница 43: ...Page 43...
Страница 44: ...Page 44 DZ COMPANY UNIQUE electronic equipment in kit form LOVELAND COLORADO...