作者: Heinz Gerhard Ruchti
DOI:
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摘要: The invention relates to a warning device for indicating dangerous situations, especially helicopters, comprising signal receiving and processing an operating-status signal; comparison which compares the received with defined criterion; generating monitoring generates when meets said transmitting transmitter by radio transmits generated; receives transmitted transmission comparing verifies whether criteria; output emits criteria. device, are worn user is immediately perceived user.