VHF Marine Radio Protocols
Intro
Operation
Customer
Assistance
Warranty
Notice
Main Icons
Secondary Icons
Caution
Warning
Installation
Customer
Assistance
Operating Your Radio
29
Nothing
Comes Close to a Cobra
®
VHF Mode Programming
USA/International/Canada Channel Maps
Three (3) sets of VHF Channel Maps have been established
for marine use in the USA, Canada, and the rest of the world
(International). Most of the channels are the same for all three
(3) maps, but there are definite differences (see table in the
Appendix on page 62). Your radio has all three (3) maps built into
it and will operate correctly in whichever area
you choose.
To Set Channel Map Operating Area:
1.
The
Channel Map
mode is the second mode on
the
Marine (VHF) Setup
programming.
2.
U, I
and
C
will display, with the current setting
(the
U
icon is the default) flashing.
3.
Press
Channel Up/Down
button to select the
U, I
or
C
icon.
4.
Press
Call/Enter/Setup
button to save this entry
and move to the next
Setup
mode programming.
VHF Marine Radio Protocols
Intro
Operation
Customer
Assistance
Warranty
Notice
Main Icons
Secondary Icons
Caution
Warning
Installation
Customer
Assistance
Operating Your Radio
28 English
VHF Mode Programming
SAM
EDHI
A
B
C
I
U
Active Channel Map Icon
MEM
SAME
VOX
HI
ROG
VHF
GMRS
T
RX
U
Channel Up/Down Buttons
Squelch Control
Squelch Control
filters weak signals and radio frequency (RF) noise
so that you will clearly hear the signals you want.
The
Squelch Control
on this radio is set through the following
keypad operation.
To Set Squelch Control:
1.
With the power On, push and hold
Call/Enter/Setup
button to access the
Setup
menu.
2.
Squelch control will be the first menu item to appear.
Press the
Channel Up
and
Channel Down
buttons to set
level. The signal level bar graph shows squelch
level while you are in
Setup
mode on the squelch
adjust function.
3.
To adjust your squelch, press the
Channel Down
button
until you hear a hissing sound, then press
and release the
Channel Up
button until the hissing
stops. This will establish a “Baseline” squelch.
4.
By pressing the
Channel Up
button further, you will filter
weak and medium strength signals. By pressing
Channel
Down
button, you will receive weaker signals.
5.
Press the
Call/Enter/Setup
button to save this entry
and move to the next
Setup
mode programming.
Intro
Operation
Customer
Assistance
Warranty
Notice
Main Icons
Secondary Icons
Caution
Warning
Installation
Customer
Assistance
NOTE
If the
Squelch
is set so that you can hear a continuous hissing
sound, the
Memory Scan
and
Tri-Watch
functions will be
blocked.
VHF
Squelch Control
MEM
SAME
VOX
HI
ROG
VHF
GMRS
T
RX
U
Channel Up/Down Buttons
