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HARMONIC PERFORMANCE [1 record]

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Record 1 1983-08-09

English

Subject field(s)
  • Air Transport
CONT

Reliable performance of airborne automatic direction-finding equipment(ADF) may be seriously prejudiced if the beacon emission contains modulation by an audio frequency equal or close to the loop switching frequency or its second harmonic.

French

Domaine(s)
  • Transport aérien
CONT

Le bon fonctionnement des radiogoniomètres automatiques (ADF) de bord peut être sérieusement compromis si l'émission du radiophare comporte une modulation à fréquence acoustique égale à la fréquence de commutation du cadre ou au deuxième harmonique de cette fréquence ou voisine de l'une de ces deux fréquences.

Spanish

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