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Heath Heathkit SB-104A Manual page 48

Single sideband transceiver

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Page 1-46
HFO/PREMIXER CIRCUIT BOARD
HFO/Premixer
P o s i ti o n
t h e
ci r c u i t
as
( 4 8 5 - 1 4 1 8 - 4 )
s h o wn . T h e n
p r oc eed
the following steps.
Install
circuit
b o a r d
connectors
following
manner.
N o t e
t h a t
inside
o f the circuit board.
Insert the mounting
ridges of the connector are firmly against
connectors t o make sure the depressed end
tabs t o the foil,
D E P R E S S E D
C O N T A C T
C O M P O N E N T
& R I D G E S
5 I D E
O F
,,:�:c;c•
C I R C U I T
B O A R D
E D G E
Prepare both
ends of
a 5" shielded
cable
a s
follows.
D O
NOT
RRG.58A/U coaxial cable.
.K__
f
w I s 1 Do
B R A
I
D
/
r lead.
ti
in
(INCHES
,
+
l
r
"
r rrr r e r
0
s
(cw)
1
2
3
S T E P - B Y - S T E P A S S E M B L Y
b o a r d
wi th
i n
t h e
e ac h
use the
PICTORIAL 3-1
2
3
I
I
,
I
I
'
'
'
4
6
4
I
I
I
I
I
'
'
I
'
10
$
"
E EE5 E H
C
5
6
I
I
I
I
I
I
I
I
I
'
'
'
1 2
13
1
1
7
I
I
I
I
6
4

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