Standby/Receive And Transmit; Operating Your Radio - Cobra MR HH 500 FLT BT EU Owner's Manual

Standby/Receive
and Transmit
Introduction

Operating Your Radio

VHF Marine Radio Protocols

Standby/Receive and Transmit

Marine Standby and Receive (Rx) Mode
Marine Standby mode is the default mode for the radio whenever it is turned on.
From this mode, you can change current settings by becoming familiar with the
different key functions in Marine Standby mode. While in Marine Standby mode, the
user will be able to transmit by pressing the Push to Talk (Talk) button. Signals in
Receive (Rx) mode will be received on the selected channel(s).
NOTE
Coast Guard alerts are broadcast on Channel 16. While in Marine Standby
mode, you will receive any messages sent on the channel to which you are
tuned.
Check Channel Number
Transmit (Tx) Mode
Transmit (Tx) mode gives you the ability to interact with
safety services, other vessels and shore stations. When you
R
X
use this capability, be sure to follow the procedures and to
T
observe the courtesies that govern its use so everyone
A
benefits. See Appendix to help you select the proper
B
U I C
channels.
A
ATIS VOX LOMEDHI SAM
To Transmit a Message:
Low Power Mode
B 1. Check to see that your radio is set to a proper channel for
U I
the type of message you plan to send.
X LOMEDHI S 2. Toggle to the Low Power setting.
3. With the microphone about 2 in. [51 mm] from your
mouth, press and hold the Talk button and speak into the
microphone. The Transmit icon will appear on the LCD.
Talk Button
4. Release the Talk button when you are finished speaking.
Your radio can only operate in either Transmit (Tx) or
Receive (Rx) mode at any given time. You will not hear
the response to your message unless the Talk button is
released. Battery Power icon is held at the level it was at
during receive.
26 English
Standby/Receive
and Transmit
Operating Your Radio VHF Marine Radio Protocols
G
Transmit (Tx) Icon
•
NOTE
V
If the Talk button is held down for four (4) minutes,
R
the radio will automatically sound a series of beeps
X
T
and cease transmitting to prevent unwanted signal
generation and battery drain. As soon as the Talk
A
button is released, it can be pressed again to
resume transmission.
G
Receive (Rx) Icon
V
R
X
T
A
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