Side panel - right side, 5 side panel - right side – Comtech EF Data CRS-120 User Manual
Page 20

1:1 Redundancy Switch
Revision 3
Introduction
MN/CRS120.IOM
1–6
1.5 Side Panel - Right Side
The CRS-120 Switch: On the side panel of the CRS-120 (70/140 MHz) to the right are the two
TX IF ports (J6A/J6B), ‘A’ and ‘B’, which are both BNC female. Connection is made to the pair
of Modulators using coaxial cables with BNC-Male connectors.
C
A
U
S
E
U
N
D
E
S
IR
E
D
O
P
E
R
A
T
IO
N
.
R
E
C
E
IV
E
D
,
IN
C
L
U
D
IN
G
IN
T
E
R
F
E
R
E
N
C
E
T
H
A
T
M
A
Y
R
U
L
E
S
.
O
P
E
R
A
T
IO
N
IS
S
U
B
JE
C
T
T
O
T
H
E
F
O
L
L
O
W
IN
G
T
H
IS
D
E
V
IC
E
C
O
M
P
L
IE
S
W
IT
H
P
A
R
T
1
5
O
F
T
H
E
F
C
C
(2
)
T
H
IS
D
E
V
IC
E
M
U
S
T
A
C
C
E
P
T
A
N
Y
IN
T
E
R
F
E
R
E
N
C
E
(1
)
T
H
IS
D
E
V
IC
E
M
A
Y
N
O
T
C
A
U
S
E
H
A
R
M
F
U
L
C
R
S
-1
2
0
1:1
R
E
D
U
N
D
A
N
C
Y
S
W
IT
C
H
C
O
M
T
E
C
H
E
F
D
A
T
A
C
O
R
P
.
M
A
N
U
F
A
C
T
U
R
E
D
IN
T
H
E
U
S
A
B
Y
Ala
rm
sI
nte
rfa
ce
J1A
(T
op)
J1B
(B
otto
m)
S
/N
LA
B
E
L
IN
T
E
R
F
E
R
E
N
C
E
A
N
D
T
W
O
C
O
N
D
IT
IO
N
S
:
T
x
IF
A
P
/N
LA
B
E
L
Standby
Tx IF Out
A B
Online Status
On On
Off Off
A B
Online
J3 Tx IF Mon
-20dB
Online
J4 Tx IF
Standby
J5 Tx IF
T
x
IF
B
J2
J6
A
J6
B
1.680
15P DSUB FEM/FEM
.625 STACK HEIGHT
7.638
#10-32 HARDWARE
9 PIN DSUB FEM
5X BNC JACK
4.11
Figure 1-3. Dimensional Envelope of CRS-120 (P/L 10979-1)