Type training · Airbus A320 family B2 · ATA 34

Airbus A320 B2: Weather Radar, TCAS, EGPWS and Navaids (ATA 34)Type training questions & answers

WXR/PWS, radio altimeter, TCAS, EGPWS modes, DME, ATC transponder, ADF, VOR and marker.

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Sample Weather Radar, TCAS, EGPWS and Navaids questions with answers

Three questions from the free preview. Think of your answer first, then open the explanation.

  1. 1.What frequency does the A320 weather radar transceiver operate at?

    • A.VHF band, 118 MHz
    • B.X-band, 9345 MHz
    • C.L-band, 1575.42 MHz
    Show answer and explanation

    Correct answer: B. X-band, 9345 MHz

    The WXR transceiver operates in the X-band at 9345 MHz and digitizes the video on two ARINC 453 buses.

  2. 2.What colours does the A320 WXR use to show rainfall intensity?

    • A.Blue, white and grey
    • B.Amber and cyan only
    • C.Green, yellow, red, magenta
    Show answer and explanation

    Correct answer: C. Green, yellow, red, magenta

    Rainfall echoes are shown in green, yellow, red and magenta, with stronger echoes in warmer colours.

  3. 3.In which EFIS modes is the A320 weather radar image shown?

    • A.ARC and ROSE, not PLAN
    • B.PLAN only
    • C.All modes including PLAN
    Show answer and explanation

    Correct answer: A. ARC and ROSE, not PLAN

    The radar image is shown in ARC and ROSE modes. When both EFIS panels are in PLAN mode the transceiver is de-energized.

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Part of the Airbus A320 family B2 type course

One chapter of the Airbus A320 family B2 type course question bank, for the A318–A321 avionics, written in our own words for revision. Your type course and the aircraft maintenance manual stay the authority: limits and procedures can differ between airframes and operators.

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