Comtech EF Data OM20 - Manual (Page 29)

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