Navigate / EASA

NCO.IDE.A.125 Operations under IFR – flight and navigational instruments and associated equipment

Regulation (EU) 2019/1384

Aeroplanes operated under IFR shall be equipped with:

(a)     a means of measuring and displaying the following:

(1)     magnetic heading;

(2)     time in hours, minutes and seconds;

(3)     barometric altitude;

(4)     indicated airspeed;

(5)     vertical speed;

(6)     turn and slip;

(7)     attitude;

(8)     stabilised heading;

(9)     outside air temperature; and

(10)    Mach number, whenever speed limitations are expressed in terms of Mach number;

(b)     a means of indicating when the supply of power to the gyroscopic instruments is not adequate; and

(c)      a means of preventing malfunction of the airspeed indicating system required in (a)(4) due to condensation or icing.

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