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H F Radios On B737

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H F Radios On B737

Old 10th Jun 2002, 08:42
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Question H F Radios On B737

Why the following HF frequencies are prohibited on B737 11.133MHz 22.434 MHz 22.683MHz
22.766 MHz.
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Old 10th Jun 2002, 09:41
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They are possibly freqs that interfere with certain a/c systems, eg antiskid? Just a guess.
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Old 10th Jun 2002, 11:11
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Don't think that they are in the UK.
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Old 10th Jun 2002, 14:45
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Yes, they do interfere with certain systems... One of that is the symbol generator for the EFIS aircraft due to too strong electromanetic field
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Old 14th Jun 2002, 01:30
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And the Outflow Valve?
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