sound wire
61Piano — Pianoforte redirects here. For earlier versions of the instrument, see Fortepiano. For other uses of Piano, see Piano (disambiguation). Piano Bösendorfer grand piano Keyboard instrument …
62Crystal radio — Crystal set redirects here. For the Australian rock band, see The Crystal Set. A modern reproduction of an antique crystal set. It is tuned to different stations by moving the sliding contact (right) up and down the tuning coil (red). The device… …
63electricity — /i lek tris i tee, ee lek /, n. 1. See electric charge. 2. See electric current. 3. the science dealing with electric charges and currents. 4. a state or feeling of excitement, anticipation, tension, etc. [1640 50; ELECTRIC + ITY] * * *… …
64Alexander Graham Bell — Infobox Person name = Alexander Graham Bell image size = 225px caption = Portrait of Alexander Graham Bell c. 1910 birth date = 3 March 1847 birth place = Edinburgh, Scotland, UK death date = death date and age|1922|8|2|1847|3|3|df=y death place …
65Noise (music) — Noise music Stylistic origins Modernism 20th century classical music Electronic art music Musique concrète Electroacoustic music Performance art Free improvisation Cultural origins Early 1910s Europe Typical instruments …
66Invention of the telephone — The modern telephone is the result of work done by many people, all worthy of recognition of their contributions to the field. Alexander Graham Bell was the first to patent the telephone, an apparatus for transmitting vocal or other sounds… …
67Parallel ATA — ATA connector on the right, with two motherboard ATA sockets on the left. Type …
68Harp — A medieval harp (left) and a single action pedal harp (right) String instrument Hornbostel–Sachs classification 322 5 (Composite chordophone sounded by the bare fingers) …
69Tape recorder — For the tape systems used for computer data, see tape drive. A reel to reel tape recorder. An audio tape recorder, tape deck, reel to reel tape deck, cassette deck or tape machine is an audio storage device that records and plays back sounds,… …
70Manic Street Preachers — performing live in London Background information Origin Blackwood, Caerphilly, Wales …
