Specifications

USER’S HANDBOOK
3
Simplified decoding chart (Fig. 30)
The following diagram explains our proprietary simplified decoding process.
This process allows the operator to recover easily and quickly the major parameters of the Cospas-
Sarsat Identification message i.e :
 Message type,
 Country code, user protocol selected,
 Identification
 Associated homing transmitter
(-/---/-/--/-------/-)
COUNTRY
CODE
USER PROTOCOLS
(1) = AVIATION
(7) = TEST
(3) = SERIALIZED
IDENTIFICATION
(7 Alphanumeric Characters)
[Aircraft Registration Marking] _ [Specific ELT Number]
(
7 Al
p
hanumeric Characters
)
IDENTIFICATION SERIALIZED
(0 to 1048575)
(3 Car. alpha. and Nb 0 to 4095)
(0 to 16777215) and Nb 0 to 63
or H_0 to FFFFFF_Nb 0 to 63
SERIALIZED USER PROTOCOL
(00) = ELT SERIAL NUMBER
(01) = AIRCRAFT OPER. DESIGN. AND SERIAL NUMBER
(03) = AIRCRAFT 24 BIT ADDRESS
HOMING
(0) = NO HOMING
(1) = 121.5 MHz
(2) = 9 GHz SART
(3) = OTHER
MESSAGE TYPE
(L) = LONG
( ) = SHORT
EL
T Identification Simplified Decoding Table
Figure 30
Page 54
Mar
. 08/12