User's Manual Part 1

CAS / Part No. 9000000

SYSTEM DESCRIPTION AND INSTALLATION MANUAL

34-43-20

15 Feb 2003

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1--53

Table 1--10. XS--950 Data Link Transponder Leading Particulars(cont)

Item Specification

• Vibration [CLMY]:

-- Category C ............................... Fixed wing turbojet engine, fuselage mounting

-- Category L ............................... Fixed wing reciprocating and turboprop multi and

single engine over 12,500 pounds, fuselage

mounting

-- Category M ............................... Fixed wing reciprocating and turboprop multi and

single engine less than 12,500 pounds, instrument

panel/console and equipment rack mounting

-- Category Y ............................... Helicopter, reciprocating and turbojet, fuselage

mounting

Operating Modes:

• STANDBY................................... Ready but not replying

• ATCON .................................... T ransponder Modes A and S, no altitude reporting

• ATCALT ................................... Transponder Modes A, C, and S. Altitude reporting

is enabled

T ransmitter Frequency ......................... 1090 ±1.0 MHz

TransmitterPower ............................. 640 W atts maximum peak pulse, 250 Watts

minimum

Receiver Frequency ............................ 1030 MHz

Minimum Trigger Level (MTL) .................... -- 7 6 ± 3dBm

Mutual Suppression ............................ Bidirectional, accepts +18 to +70 volt pulse input;

provides +28 volt nominal output

Controller Interface:

• CircuitConfiguration .......................... T wo ARINC 429 control data input ports. 12.5 K

bits/s (low--speed ARINC)

• BusProtocol................................. Bus protocol meets requirements defined in ARINC

718 for receiving transponder and TCAS control

information.

TCAS II Interface:

• CircuitConfiguration .......................... ARINC 429 input and output bus. 100 K bits/s

(high--speed ARINC)

• BusProtocol................................. Bus protocol meets requirements defined in ARINC

718 and ARINC 735 for standard transponder to

TCAS interface