Why we use Radio, not cellular phone or Satellite phone?

Friday, July 13th, 2007

• Make possible voice delivery and data
• Hurry: walk with velocity of light
• Can be used almost at all locations, permanent base or mobile.
• Easy used
• Can talk with many people
• During concurrent.

Why we must know how to use

Friday, July 13th, 2007

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• May be only you save in a accident.
• You must can use radio although just for emergencies.

Why we use communication with VHF & HF

Friday, July 13th, 2007

• Welfare staff be principal priority in a operation/works
• Movement detection staff/convoy
• Staff must can call for aid in every moment
• Internal coordination and external during operation

How to use Radio With well procedure

Friday, July 13th, 2007

• Investigate all connections antenna, PSU, battery, microphone (Every week only)
• Make sure your radio is ON

• Use in frequency that determined
• Before call, think what you want to submitted message

• For long discussion change in other channel
• begin with call sign opponent
• then introduce your self clearly
• don’t hunted - hunt.
• utilize English well mannered and true.
• Don’t interrupt to /change topic before you hear ” over”
• Don’t utilize radio for discussion unnecessary. only used for message - important message.
• Close communication with ” out ” so that another person can use channel/frequency that empty.
• Speak slowly and clear

Example for calling in HF (Codan)

Friday, July 13th, 2007

First, you use sell call (See in View addressed)
If any responses, you can start with voice :

India bravo mike base this is India tango mike base, do you receive me … over.
(you call Banda Aceh base station)
India tango mike base, this is India Bravo mike base, send your massage…over
When does opponent doesn’t here, you can repeated several times.
Begin to send message in a word, clear and correct.
Terminate communication with word “out

HF Network

Friday, July 13th, 2007