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The NAD 3020 is a stereo integrated amplifier by NAD Electronics, considered to be one of the most important components in the history of high fidelity audio. [1] Launched in 1978, this highly affordable product delivered a good quality sound, which acquired a reputation as an audiophile amplifier of exceptional value.
Kathrein-Werke KG is a German manufacturer of antenna systems and related electronics. The company was founded in Rosenheim (Upper Bavaria) in 1919 and is still headquartered there. [1] It is the world's oldest and largest antenna manufacturer, valued at about $1.8 billion in 2015. [2]
Symbol [1] Name of quantity Unit name Symbol Base units E energy: joule: J = C⋅V = W⋅s kg⋅m 2 ⋅s −2: Q electric charge: coulomb: C A⋅s I electric current: ampere
By 1963, solid state electronics development allowed Crown to produce a more robust tape recorder, and in 1964, their first solid state power amplifier: the low-profile SA 20-20. [2] In 1967, the DC300 was introduced as the first AB+B circuitry amplifier with 150 watts per channel at eight ohms.
NAD Electronics is a brand name of an electronics firm whose products include home hi-fi amplifiers and related components. NAD is an abbreviation for New Acoustic Dimension . The company was founded in London , England , in 1972 by Dr. Martin L. Borish, an electrical engineer with a PhD in physics.
Kalamazoo is the name for two different lines of instruments produced by Gibson.In both cases Kalamazoo was a budget brand. The first consisted of such instruments as archtop, flat top and lap steel guitars, banjos, and mandolins made between 1933 and 1942, and the second, from 1965 to 1970, had solid-body electric and bass guitars.
E.H. Scott Radio Laboratories is sometimes confused with H.H. Scott. E.H. Scott was founded in 1925 by Chicago resident Ernest H. Scott. Its first product was the World's Record Super 8, a TRF (tuned radio frequency) design with typical harness wiring with 16 gauge silvered solid core copper wire employed in an array configuration that was typical to radios at the time. This construction ...
Hayden amplifiers (right) and Ashdown amplifiers (left) Hayden is a British company which designs hand-wired electric guitar amplifiers.It is a sister company to Ashdown Engineering, which makes high-quality, hand-wired, vacuum-tube (or valve in Britain) amplifiers in England.