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Thread: B744 Altitude alert
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Old 2nd August 2005 | 02:56
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Dan Winterland
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From: Blighty
Some have none, some have it when the AP is off and some have it all the time. As mentioned, it's a customer option. However, some form of alt alert is mandatory in RVSM airspace. I'm not sure if it has to be audible though.
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