industry audio founded 1990 in munich germany founder thomas klotz headquarters feldkirchen munich products audio equipment website klotz communications gmbh varizone klotz digital ag was a manufacturer of audio media products based in munich germany . the company was active in the two business segments public address and radio & tv broadcast . its products include systems for radio broadcast television broadcast live sound public address and commercial sound . contents 1 history 2 products 3 references 4 external links history edit klotz digital was founded in 1990 by thomas klotz . the company s products were first used in live sound installations and later in the 90s found their way into broadcast facilities . in 2002 the company entered into the public address market with a digital public address product line named varizone . 1 the live sound broadcast and public address markets were the main markets for the company . at the end of 2009 klotz digital ag was acquired by united screens media ag . thomas klotz resigned from his position and dr. andreas gruettner known as ceo of united screens media ag was appointed klotz digital s new ceo . 2 the company was then renamed to qphonics ag and finally after its insolvency in 2013 turned into a company named qphonics gmbh which went into insolvency in 2015 . klotz communications gmbh the new company from thomas klotz and his partner andre sauer has purchased the assets of the former qphonics gmbh from the company s insolvency lawyers . klotz communications is now the sole owner of all intellectual property including hardware and software and controls all licensing maintenance and uprades . 3 4 products edit klotz digital s vadis dc ii mixer for use at a virgin radio outside broadcast at the v festival 2007 . the broadcast products range from stand alone on air mixing consoles for radio and tv stations to a suite of products to enable efficient workflows in large broadcast facilities and production studios . references edit http www.qphonics.com corporate index.html klotz digital a technology driven global player http radiomagonline.com currents business united screens klotz 0301 united screens media acquires klotz digital rebirth for klotz audio technology audio . www.content technology.com . retrieved 2016 01 14 . klotz communications buys qphonics assets pro audio . pro audio . retrieved 2016 01 14 . external links edit company website varizone website retrieved from https en.wikipedia.org w index.php title klotz digital & oldid 699771069 categories audio equipment manufacturerscompanies of germanyradio electronicsradio technologydigital audiohidden categories pages using infobox company with unsupported parameters 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 add links this page was last modified on 14 january 2016 at 10 48 . 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