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Fldigi (short for Fast light digital) [4] is a free and open-source program which allows an ordinary computer's sound card to be used as a simple two-way data modem.The software is mostly used by amateur radio operators who connect the microphone and headphone connections of an amateur radio SSB or FM transceiver to the computer's headphone and microphone connections, respectively.
NASA's Perseverance rover recorded a wind gust on Mars with its onboard microphone, sending the recording back for humanity's fist time hearing the wind on Mars.
Auricon cameras were 16 mm film Single System sound-on-film motion picture cameras manufactured in the 1940s through the early 1980s. Auricon cameras are notable because they record sound directly onto an optical or magnetic track on the same film that the image is photographed on, thus eliminating the need for a separate audio recorder.
The MARS programs also include active duty, reserve, and National Guard units; and Navy, Marine Corps units. [1] MARS has a long history of providing worldwide auxiliary emergency communications during times of need. The combined two-service MARS programs (Army, and Air Force), volunteer force of over 3,000 dedicated and skilled amateur radio ...
The logo represents both the company and its noise reduction system. dbx is a family of noise reduction systems developed by the company of the same name.The most common implementations are dbx Type I and dbx Type II for analog tape recording and, less commonly, vinyl LPs.
Ambient noise data collected by the InSight lander's seismometer gives us a detailed look at what lies right underneath its surface. Scientists used Mars' ambient noise to map the planet's ...
Before magnetic recording, a double-system sound recorder was generally a phonograph lathe. Once magnetic recording became viable, a succession of magnetic sound recorders, culminating in the Nagra, were the standard. As of 2007, most double-system production sound is recorded with hard disk drive-based digital recorders, with a DAT backup.
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