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What is the frequency range of HF (High frequency)?

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in Aircraft Maintenance by (829k points)
What is the frequency range of HF (High frequency)?

(a) 3 MHz to 30 MHz

(b) 3 Hz to 30 Hz

(c) 3 KHz to 30 KHz

(d) 3 mHz to 30 mHz

The question was asked in my homework.

My question is taken from Radio Shop in portion Radio Shop of Aircraft Maintenance

1 Answer

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Right choice is (a) 3 MHz to 30 MHz

Easy explanation: High frequency refers to the radio frequency range lying between 3 MHz to 30 MHz. These waves possess wavelengths from one to ten decameters and the band is thus referred to as the decameter band.

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