Mounting And
Powering The Radio
Nothing Comes Close to a Cobra
®
19
18
English
Warning Sticker
FCC regulations require that the Warning Sticker
supplied with this radio be applied to a spot where
it is easily seen by the radio operator. Be sure the
location is clean and dry before applying the sticker.
Electrical Power Connection
Your CobraMarine VHF radio is powered
from the vessel’s 13.8-volt negative
ground direct current electrical system
(12-volt nominal). A fused power
connection lead is provided at the back
of the transceiver.
To Connect To A Power Source:
1. Attach the black (-) wire to a negative
(-) ground.
2. Attach the fused red power (+) wire
to the positive (+) side of the power
system.
NOTE
This radio will draw up to 8 amps when transmitting at full power.
NOTICES
A reverse polarity connection will damage the radio.
When replacing the fuse in your transceiver, use only the size and type
originally provided.
Installation And Start-Up Installation And Start-Up
Mounting And
Powering The Radio
Warning Sticker
Power Connection Cables
Red Cable
Positive (+)
Black Cable
Negative (-)
– +
NOTE
All wiring is best kept as short as possible. If the power leads must be
extended, use a high-quality, marine-grade cable sized for up to 10 amps
of current. To minimize voltage drop, choose a wire gauge as follows:
Length Wire Gauge
Up to 1.5m(4.9ft) 1.6 mils(#14)
Up to 3.0m(9.8 ft) 2.0 mils(#12)
Up to 5.0m(16.4 ft) 2.6 mils(#10)
Up to 6.0m(19.7 ft) 3.3 mils(#8)
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