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A.
Call Sign
Amateur radio operators use call signs for identification.
In the Philippines, amateur call sign consists of
the prefix, district number and the suffix. The prefix
contains the nationality indicating letter and the
class. The district number specifies from what radio
district does the operator come from. The suffix composed
of one, two or three letters completes the call sign.
e.g.
DX1DBT - DX 1 DBT
DU1GE - DU 1 GE
DY1QIX - DY 1 QIX
prefix:
D (nationality indicating letter)
X (class of amateur license)
U (class of amateur license)
Y (class of amateur license)
district
number:
1 (amateur radio district)
suffix:
DBT (1, 2 or 3 letters to complete the call sign)
Nationality
Indicating Letter
Philippines
- DU to DZ, 4F to 4I
Class
X
- Club Station (Class A)
U
- Class A, B or C
Y
- Class D
District
Number
1 - NCR and Region IV
2 - Region I and II
3 - Region III
cont...
up
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cont...
4-
Region V
5 - Region VIII
6 - Region VI
7 - Region VII
8 - Region IX and XII
9 - Region X and XI
If
the station...
...
is operating outside its district, the district number
of its present location is added:
DU1GVX/3
(read as DU1GVX stroke 3)
WH0AAV/DU1
(read as WH0AAV stroke DU1)
...
is on mobile, mobile status is indicated:
DU1NKX/m
(read as DU1NKX mobile)
DU1RYL/m3
(read as DU1RYL mobile 3)
...
is on maritime mobile:
DU1JXP/mm
(read as DU1JXP maritime mobile)
DU1RYJ/mm7
(read as DU1RYJ maritime mobile 7)
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