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PRESELECTOR
LS-220
SOURCE
SELECT
LOGIC
OUT
L
H
L
H
LT
RT
S
O
U
R
C
E
S
E
L
E
C
T
2
1
4
3
6
5
FRONT PANEL
SWITCHES
LOGIC
220/Sep 2000
LS-220 Line Preselector - Signal Flow Diagram
page 8 - 5
L
H
L
H
LINE 1
LT
RT
L
H
L
H
LINE 2
LT
RT
L
H
L
H
LINE 3
LT
RT
L
H
L
H
LINE 4
LT
RT
L
H
L
H
LINE 5
LT
RT
L
H
L
H
LINE 6
LT
RT