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OM20 Universal Outdoor Modem
2.4.5 OM20 with External TWTA Amplifier
The OM20 can be used as a driver for an external SSPA/TWTA High Power Amplifier for
systems requiring higher output RF Power Levels.
IFL
DATA / M & C
INDOOR
INTERFACE
ENET DATA
/ M & C I / O
Figure 2-8. OM20 with High Power Amplifier, Ethernet Interface
MN-OM20– Revision 5
T X I N
T W T A
OM- 20
BUC / SSPA
TX RF OUT
TX IF IN
TX OUT
OM- 20
E - NET DATA
RJ 45
J 4 ENET I
/ O
E - NET M & C
J 2 M & C I / O
J 3 DATA I
/ O
G . 703
DATA I
/ O
OUTDOOR
J 10
J 11
T X O U T
A C I N
TX RF
RXIF L - BAND
950 – 2050 MHz
J 7
N
RX INPUT
+ 18 VDC
AC PWR
J 1
3 P
AC
PWR
Installation
RX IF
L
N
B
OMT
R F
T X
2–9
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