Table des Matières
Publicité
Les langues disponibles
Les langues disponibles
On the remote control box are installed :
a two-position switch "MAN-AUTO",
−
−
a push button "AUTO TEST/REST" to check system,
an "XMIT ALERT" red warning light which comes on when the radiobeacon transmits signals
−
and which flashes when a system fault is detected during "AUTO TEST" sequence.
3 - SPECIFICATIONS SUMMARY
A. Technical characteristics of the ELT 96 / 97
1) Transmission on 406 MHz :
transmitter frequencies : 406.025MHz ±2kHz or 406,028Mhz ±2kHz,
-
peak effective radiated power (PERP) : 5W min,
-
frequency stability: 2 x 10-9 per min,
-
transmission duration (internal Lithium batteries) : 24h min at 5 W min PERP
-
modulation symmetry, biphase L
-
2) Identification signal in memory :
memorization on a programmable chip memory,
-
beacon individual identification code and aircraft registration "user protocol",
-
repetition rate : one per 50 s ± 5 %
-
biphase L modulation
-
3) Transmission on 121.5 MHz and 243 MHz :
transmitter frequencies : 121.5 MHz and 243 MHz ± 0.005 %,
-
peak effective radiated power (PERP) : 100mW min,
-
transmission accuracy : 1 x 10
-
frequency stability : 2 x 10
-
transmission duration (internal Lithium batteries) : 48h min at 100mW min PERP.
-
4) Modulation
emission : 100 % amplitude,
-
modulation : type A9,
-
audio-frequency downward sweep not less than 700 Hz between 1600 and 300Hz,
-
sweep repetition rate : 2 Hz to 4 Hz,
-
duty cycle : 33 % min to 55 % max,
-
carrier compatible for identification by COSPAS-SARSAT system satellites.
-
5) Shock crash sensor ("g-switch")
electronic with lithium batteries,
-
electrical consumption : 50 µA,
-
self-controlled,
-
ELT96 : activation sensitivity in compliance with ED62 crash sensor response curve.
-
ELT97 : activation sensitivity in compliance with DO204 crash sensor response curve.
-
EMERGENCY LOCATOR TRANSMITTER
ELT96 / ELT97 USER'S MANUAL
-7
,
-7
per 15 mn,
ELT96UM
Revision n° : 4
Page : 17 / 25
Publicité
Table des Matières
