Heathkit SB-401 Assembly Manual page 96

Ssb transmitter
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( ) Connect the free end of the bare wire to the
control solder lug on FB (8-3).
( ) Connect the red wire extending through the
cutout in the front apron to lug 8 of switch
FB (8-1).
( ) Connect one end of a 4" brown wire to the
lug of pilot lamp socket TR (S-3). Leave the
other end free.
( ) White-brown to the lug of pilot lamp socket
TR (NS).
( ) Black-red coaxial cable inner wire to lug
4 (NS).
( ) Connect a 100
n
(brown-black-brown)
re-
sistor from
lug 4
of switch FB (S-2) to
the
control solder lug on FB (NS).
( ) Twist the shields
of the three
coaxial
cables
together.
Wrap one end of aI"
~
bare wire around the shields and solder
it. Hold the shields between the solder con-
nection and the inner wires with long-nose
pliers while soldering.
( ) Connect the free end of the bare wire to
lug
4
of control FB
(8-2).
( ) Black-orange
coaxial cable inner wire to
lug 5 (S-1).
.( ) Violet wire to lug 7 (8-1).
( ) Black-blue coaxial cable
'
inner wire to lug
6 (8-1).
( ) Twist the shields of these three coaxial
cables together. Wrap one end of a 1" bare
wire around the shields and solder. Hold
the shields between the solder connection
and the inner wires with long-nose pliers.
Connect the wires from B0#1 of the coaxial
cable assembly to switch FB as follows:
( ) Black-red
coaxial cable inner wire to lug
5 of control FB (8-1).
PICTORIA L 5-4 (Repeat)
INSET~==================================================~
o
BlK-RED
BlK-ORGI
.01
BlK-BlU
BlK-GRN
----WHT-GRN
.
WHT-BRN
RED
8
BRN
I
\
Page 80

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