Antenna base cover removed
Q2: RX RF
(AT41486)
Q1: LNA (ATF10136)
4.2 Communication Unit (IC-212)
U2: AVR (AN7812F)
Figure 4-5 Antenna Board
DMC 1
BUZZER
DMC 2
DTE 1
DATA
DTE 2
Figure 4-6 Communication Unit, Rear Panel
Antenna board
(16P0146)
Q9: PA (MRF16030)
U4: Circulator
ANT
24V DC
BREAKER
GND
NMEA
4-3
Q7: Pre-driver
(PTB20078)
Q8: Driver
(MRF16006)
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