TQ Aviation KTX2.0300
EASA.AP445 MAN
KTX2.A-MAN.0202.en.docx Page 45 of 49
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7.2. Transmitter - Receiver
TRANSMITTER
Receiver Characteristics:
Sensitivity
RF input power level resulting in a 90 % reply rate:
MTL for ATCRBS and ATCRBS/Mode S All-
Call interrogations: -74dBm ±3dB.
MTL for Mode S interrogations: -74dBm ±
3dB.
Reply transmission frequency 1090 ± 1MHz
RF Peak Power Output
≥ 24dBW (250 W) at antenna base (with maximum
cable attenuation of 1,5dB)
Squitter
Transmitted at random intervals uniformly distributed
over the range from 0.8 to 1.2 seconds, full self- veri-
fication of data and occurrence
RECEIVER
ICAO 24-bit Aircraft
Address (Hex-Code)
Aircraft Address as assigned by National Aviation Author-
ity
FID Flight ID: Flight Plan call sign or aircraft registration marking
Pressure Altitude Up to 30 000ft in 25ft increments in-flight / on-ground
Flight Status Reports the available data and means by which the transponder
can report.
Figure 11: Transmitter receiver
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