Antenna Connection; Connections - RCA MRM400 Instruction Manual

10

ANTENNA CONNECTION

Be sure to connect an antenna before
transmitting. Select the antenna with the
relative frequency and connect to the ANT
antenna connector. Use the antenna and
low loss concentric with the same natural
impedance 50Ω. (See page 4 for more
information.)
■ Transmitting without an antenna may
damage the transceiver.
To The Antenna
MRM400 TM VHF Marine Two-Way Radio Instruction Manual
Antenna Connector
Feeder Connector
Copyright © 2015 RCA Communications Systems

CONNECTIONS

After connecting the DC power cable, GPS
receiver lead and external speaker lead, cover
the connector and leads with an adhesive
tape as below, to prevent water entering the
transceiver.
Rubber Vulcanizing Tape Electrical Tape
■ External speaker lead
Wiring details for an external speaker below.
Blue Speaker
Gray: Speaker
Gray Speaker