According to AMC1 NCO.IDE.H.120(a)(3) and NCO.IDE.H.125(a)(3), what calibration is required for the sub-scale of the pressure altitude instrument?

The sub-scale should be calibrated in hectopascals/millibars and adjustable for any barometric pressure likely to be set during flight.

AMC1 NCO.IDE.H.120(a)(3)&NCO.IDE.H.125(a)(3) Operations under VFR & operations under IFR - flight and navigational instruments and associated equipment

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AMC1 NCO.IDE.H.120(a)(3)&NCO.IDE.H.125(a)(3) Operations under VFR & operations under IFR – flight and navigational instruments and associated equipment

ED Decision 2014/016/R

CALIBRATION OF THE MEANS OF MEASURING AND DISPLAYING PRESSURE ALTITUDE

The instrument measuring and displaying pressure altitude should be of a sensitive type calibrated in feet (ft), with a sub-scale setting, calibrated in hectopascals/millibars, adjustable for any barometric pressure likely to be set during flight.

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Source-Title: AMC1 NCO.IDE.H.120(a)(3)&NCO.IDE.H.125(a)(3) Operations under VFR & operations under IFR - flight and navigational instruments and associated equipment View latest amendments

Erulesid: ERULES-1963177438-13627 Compare versions

Domain: Air operations

Applicabilitydate: 1 July, 2014

Entryintoforcedate: 1 July, 2014

Regulatorysource: ED Decision 2014/016/R Navigate

Regulatorysubject: Part-NCO

Typeofcontent: AMC to IR (Acceptable means of compliance to implementing rule)

Parentir: NCO.IDE.H.120 Operations under VFR - flight and navigational instruments and associated equipment

Origin: EASA

Category: EAR