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A general-purpose throat mic used for two-way radio communications. A throat microphone, also called a laryngophone, is a type of contact microphone that absorbs vibrations directly from the wearer's throat by way of single or dual sensors worn against the neck. The sensors, called transducers, can pick up speech even in extremely noisy or ...
Sanwa Denshi (三和電子機器株式会社, Sanwa denshi kiki kabushiki kaisha), widely known as Sanwa, is a brand of wireless equipment best known for its high end radio-control gear for scale modelling use. The company have been a subsidiary of the SMC Group since 1965 and began to diversify into the manufacturing of radio-control equipment ...
The microphone could be mounted in the front of the helmet or a contact throat-microphone could be used. [11] At first it was only possible for the diver to talk to the surface telephonist, but later double telephone systems were introduced which allowed two-divers to speak directly to each other, while being monitored by the attendant.
XLR connectors (mid-50s to today) Most commonly used on professional microphones, the common 3-pin XLR connector is a standard for transferring balanced audio among professional audio equipment. The 4-pin XLR is the standard connector for intercom headsets, such as systems made by Clear-Com and Telex. Two pins are used for the mono headphone ...
A contact microphone is a form of microphone that senses audio vibrations through contact with solid objects. [1] Unlike normal air microphones, contact microphones are almost completely insensitive to air vibrations but transduce only structure-borne sound. Often used as acoustic leakage probes, they also enjoy wide usage by electroacoustic ...
The RCA Type 77-DX microphone is a poly-directional ribbon microphone, or pressure-gradient microphone, introduced by the RCA Corporation in 1954. It was preceded by the Type 77-D introduced in 1948. [1] Its popularity and classic design has resulted in the 77-DX becoming an iconic microphone, used by broadcasters and media personalities such ...
Shure also manufactured throat, headset, and oxygen mask microphones, and adopted the United States Military Standard for all Shure microphones. By the mid-1940s, Shure was also manufacturing and supplying phonograph cartridges to major phonograph manufacturers including Philco, RCA , Emerson, Magnavox , Admiral, and Motorola , and was the ...
September 16, 2024 at 3:03 PM. One of the last messages sent from the doomed Titan submersible during its June 2023 voyage to the Titanic wreckage was "all good here," according to a presentation ...