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previous loudhailer - collezione «Ingegneria meccanica: Nautica da riporto: Yacht a motore» - Sabrina Bisi next
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Ingegneria meccanica: Nautica da riporto: Yacht a motore

English
loudhailer clicca per ingrandire
Attestation 3
Part of speech Noun
Grammatical label Countable
Variant Loud hailer, hailer.
Definition Portable electronic device for amplifying the sound of somebody’s voice so that it can be heard at a great distance.
Definition source Oxford
Context The Horizon LH-5 loudhailer features a powerful 20-watt output (at 10% distortion) through the optional horn speaker, a two-station intercom with remote call-back, four pre-programmed fog horns as well as anchor or ground bells.
Context source IcatK745
Figure source http://www.osculati.com/images/catalogue/pdf/2002/21eng.pdf
Usage note This is the British form. The American version is “bullhorn”.
Synonym Bullhorn
Subject field Motoryacht
Sub-field (level 1) Safety equipment
Sub-field (level 2) Sound signals
Comprehensive concept Sound signals
it Megafono
Reliability code 3



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