Connecting the radio
To operate correctly, your radio requires two electrical connections:
xx | providing it with power from the boat’s electrical system | |
xx | connecting a | |
|
| |
Power Supply Requirements | VHF Antenna Requirements | |
Nominal 13.8 VDC power supply with a | Male | |
negative ground (10.5 VDC to 16.0 VDC). | 50 Ω impedance | |
Power leads should be kept as short as | Minimum 4 foot, 3 dB rated antenna for | |
possible. A direct connection to the power | sailboats or 8 foot, 6dB rated antenna for | |
supply is ideal. | powerboats | |
Minimum of #14 AWG copper wire for | Minimum | |
extensions up to 20 feet, 12 AWG wire for | leads up to 20 feet, | |
extensions from 20 to 35 feet, or 10 AWG | leads from 20 to 35 feet, or | |
wire for extensions from 35 to 60 feet. | antenna leads from 35 to 60 feet. |
1.Connect the BLACK wire of the power cable to the NEGATIVE
2.Connect the RED wire of the power cable to the POSITIVE (+) side of your power source.
##NOTE: To extend the life of the radio, use waterproof tape to seal electrical connections.
4.Install your antenna according to the manufacturer’s instructions.
13.8V DC
5.If necessary, consult the FCC guidelines for
antenna separation. See Antenna Selection
and Installation on page 51 for more details. (In summary, the FCC recommends that antennas up to 3 dB be installed a minimum of 3 feet from any occupied location; antennas over 3 dB should be installed at least 6 feet away.)
6.Connect the
Radio connector, | Antenna | ||
SO238 (female | |||
connector, | |||
|
| male | |
|
|
|
|
|
|
|
|
|
|
|
|
34