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Late 19th or early 20th century. This galvanometer was used at the transatlantic cable station, Halifax, NS, Canada Modern mirror galvanometer from Scanlab. A mirror galvanometer is an ammeter that indicates it has sensed an electric current by deflecting a light beam with a mirror. The beam of light projected on a scale acts as a long massless ...
The disadvantage of the mirror galvanometer was that it required two operators, one with a steady eye to read and call off the signal, the other to write down the characters received. [3] Its use spread to ordinary telegraph lines and radiotelegraphy radio receivers. A major advantage of the syphon recorder was that no operator has to monitor ...
An audio conversion app (also known as an audio converter) transcodes one audio file format into another; for example, from FLAC into MP3. It may allow selection of encoding parameters for each of the output file to optimize its quality and size.
MediaHuman Audio Converter is a freeware audio conversion utility developed by MediaHuman Ltd. The program is used to convert across different audio formats, [1] split lossless audio files using CUE and extract audio from video files. The app can be run on Mac [2] starting from OS X 10.6 and on Windows XP and higher. [3]
Thomson noted that no depth-sounding apparatus was available on the ship to assist the operation. [4] During 1872, on board his own sailing yacht Lalla Rookh and the cable-laying ship CS Hooper , Thomson conducted trials of a sounding machine, with the main improvement over existing practice being the use of piano wire instead of hemp rope for ...
Robert William Thomson PRSSA FRSE (29 June 1822 – 8 March 1873) was a Scottish inventor known for inventing the refillable fountain pen and the pneumatic tyre. [ 1 ] Life
James Thomson is known for his work on the improvement of water wheels, water pumps and turbines. Also his innovations in the analysis of regelation, i.e., the effect of pressure on the freezing point of water, and his studies in glaciology including glacier motion, where he extended the work of James David Forbes.