Rohde & Schwarz M3SR Series 4100 - Fig. 1.15 R&S GS 4102 NMEA Interface, Block Diagram

NMEA Interface (Option) - Function R&S M3SR Series 4100 HF Transceivers
1.33 6124.9007.82.01
Fig. 1.15 R&S GS 4102 NMEA Interface, Block Diagram
RS422 / RS232
X21, X22,
X23
Connector RS422
Connector AF
15-way SUB - D
opto-coupler
PWR
RXD
TXD
RCB
Line1_Tx
Line2_Tx
Line1_Rx
Line2_Rx
AF -Interface
X 5012
X 5011
Tx_Active
FLASH
FPGA
RX
TX
CTS
RTS
PTT
internal backplane connector
NMEA-Interface
ICN-S4100-A-E11100-R-D0894-00211-A-01-1