written like an advertisement . please help improve it by removing promotional content and inappropriate external links and by adding encyclopedic content written from a neutral point of view . august 2014 learn how and when to remove this template message nad electronics type private company industry electronics founded 1972 founder dr. martin l. borish headquarters pickering ontario canada products hi fi equipment parent lenbrook group website http www.nadelectronics.com the iconic nad 3020 integrated amplifier nad electronics is a brand name of an electronics firm whose products include home hi fi amplifiers and related components . nad was 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 . 1 2 3 its most famous product is the late 1970s nad 3020 an integrated amplifier designed by bj rn erik edvardsen which was highly regarded by various magazines in britain . 4 5 nad s philosophy is to include only genuinely useful features for aesthetically understated designs when compared to other competitors product . nad was one of the first audio manufacturers to outsource the manufacturing of its products to electronics factories in east asia . nad was acquired by the danish firm audionord in 1991 and subsequently sold in 1999 to the lenbrook group of pickering ontario canada . 2 6 contents 1 power supply design 2 nad technology in bluesound 3 see also 4 references 5 external links power supply design edit nad focuses on the concept of effective power and its amplifiers make claims to deliver generous headroom meaning that they may be able to deliver dynamic power bursts far in excess of their rated rms power . the key to this feature requires use of a flexible power supply which stores significant reserve current for quick release at moments of high musical load . the various incarnations of this design have been associated with different names over the years including power envelope and recently powerdrive . additional benefits of this approach include the fact that amplifiers using this technology can handle complex real life lower impedance loudspeaker loads as compared with the simple 8 ohm resistor typically used to calculate advertised power ratings and the fact that the circuitry in this approach requires less cooling while maintaining ability to handle complex impedance loads as low as 2 ohms . nad technology in bluesound edit two bluesound products pulse and power node feature nad direct digital technology . 7 see also edit list of phonograph manufacturers references edit tellig sam stereophile reviews c375bee c565bee stereophile 3 january 2010 a b lyons daniel digital dislocation forbes 10 may 2004 cf. nad company website hi fi that rocked nad 3020 integrated amplifier hi fi choice may 2006 fremer michael stereophile m3 review sterophile january 2007 . like the 3020 the m3 is the product of nad s director of advanced development bj rn erik edvardsen and asian manufacturing expertise this time in the people s republic of china . lenbrook group adds nad to roster stereophile 25 april 1999 streaming with bluesound via nad and psb . external links edit nad website bluesound website retrieved from https en.wikipedia.org w index.php title nad electronics & oldid 739299872 categories companies established in 1972audio equipment manufacturersaudio amplifier manufacturerscompact disc player manufacturerscompanies based in ontariopickering ontarioloudspeaker manufacturersphonograph manufacturersbritish brandscanadian brandshidden categories engvarb from july 2013articles with a promotional tone from august 2014all articles with a promotional toneuse dmy dates from july 2013 navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages deutschitalianonederlands norsk bokm lpolski svenska edit links this page was last modified on 13 september 2016 at 22 17 . text is available under the creative commons attribution sharealike license ; additional terms may apply . by using this site you agree to the terms of use and privacy policy . wikipedia is a registered trademark of the wikimedia foundation inc. a non profit organization . privacy policy about wikipedia disclaimers contact wikipedia developers cookie statement mobile view