Furuno FR-8051 Operator's Manual page 61

Circulator
RU-3686
N photo No. 3194
Figure 5-4 RF transceiver unit (FR-8051/8111)
N photo No. 3195
Figure 5-5 RF transceiver unit (FR-8051/8111), bottom view, cover removed
IF Amplifier
Pulse Transformer
RT-4427-1
Limiter S-LX20
MIC
RU-8014S or
RU-9254
MODULATOR Board
MD-9162
Magnetron
FR-8051: MAF1422B
FR-8111: MAF1425B
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