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An ear trumpet is a tubular or funnel-shaped device which collects sound waves and leads them into the ear. They are used as hearing aids, resulting in a strengthening of the sound energy impact to the eardrum and thus improved hearing for a deaf or hard-of-hearing individual. Ear trumpets were made of sheet metal, silver, wood, snail shells or ...
Madame de Meuron with ear trumpet. The first hearing aid was created in the 17th century. The movement toward modern hearing aids began with the creation of the telephone, and the first electric hearing aid was created in 1898.
It is a hollow horn, often made of wood or metal, about 200 millimetres (7.9 in) long. It functions similarly to an ear trumpet by amplifying sound. The user holds the wide end of the horn against the pregnant woman's abdomen, and listens through the other end. [1]
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In the course of the Moon books, however, Calculus leads a team of scientists and engineers working on a major rocket project, motivating him to adopt an ear trumpet, and later a hearing aid, and for the duration of the adventure he has near-perfect hearing. This made him a more serious character, even displaying leadership qualities that had ...
djay is a digital music mixing software program for Mac OS X, Microsoft Windows, [1] iPad, iPhone, and iPod Touch created by the German company algoriddim. It allows playback and mixing of digital audio files with a user interface that tries to simulate the concept of "two turntables and a microphone" on a computer.
Mac Gollehon is an American trumpet player who has played on over two hundred gold and platinum records and remixes. He is especially noted for his performances on David Bowie 's Let's Dance , Duran Duran 's records, Notorious and " Skin Trade ", Billy Ocean 's "Get Outta My Dreams", and Grace Jones ' Inside Story .
MacPorts, formerly DarwinPorts, [4] is a package manager for macOS and Darwin.It is an open-source software project that aims to simplify the installation of other open source software. [5]