wikipedia s notability guidelines for companies and organizations . please help to establish notability by citing reliable secondary sources that are independent of the topic and provide significant coverage of it beyond its mere trivial mention . if notability can not be established the article is likely to be merged redirected or deleted . find sources tieline news newspapers books scholar jstor free images february 2010 learn how and when to remove this template message tieline technology type private company industry broadcasting founded 1981 founders rod henderson john gouteff products broadcast ip audio codec website 3 tieline technology has offices in indianapolis in the united states tieline america llc and in perth western australia tieline pty ltd . the company has a wide and established distribution network throughout europe the americas and australasia . tieline develops a range of broadcast audio codecs that are sold to television and radio networks around the globe . all tieline codecs are ip codecs isdn codecs pots codecs gsm codecs x. 21 codecs and satellite capable ip and isdn codecs . broadcasters use these codecs for remote broadcasts outside broadcasting for audio distribution between studios and for studio transmitter link stl applications . tieline codecs are session initiation protocol sip compatible and tieline and ten other codec manufacturers have successfully tested ip interoperability using sip to connect according to ebu n acip tech 3326 specifications relating to sending audio over ip . contents 1 history 2 ip audio broadcasting and sip session initiation protocol 3 audio via ip experts group 4 tieline research 5 smd assembly 6 references 7 external links 8 see also history edit the company was founded in 1981 by john gouteff and rod henderson . in 1981 television communications pty ltd formed to import and distribute broadcast audio and video products into the western australian market . during the next 14 years tvc achieved major installations into most television stations private video organizations and government departments . tvc also developed and manufactured a range of video switching and distribution products . in 1995 tvc became audio video communications avc . the growing range of video products expanded heavily into audio products including radio broadcast mixing consoles signal measurement conversion and amplification products which it sold throughout australasia . in 1998 avc identified a growing market for digital audio codecs required to deliver live studio quality audio over narrow band networks such as analogue telephone and isdn links . avc developed a family of world class digital pots codecs and isdn codecs . these were branded under the name tieline and between 1998 and 2001 avc developed a global distribution network spanning the americas europe uk africa asia middle east and australasia . the first audio codec produced was a pots codec called the patriot which was the first in the world able to send 15 khz cd quality audio over a regular phone line . the company won numerous awards for its codec range and became better known to its customers for the brand tieline than its name avc . in 2002 having successfully secured www.tieline.com and relevant trademarks avc became tieline technology . the company now focuses on 1 ip audio codec solutions that include broadcasting over wireless 3g and 4g broadband networks and can multicast and multiple unicast audio streams across all types of ip audio networks . 2 in 2010 tieline became the first company to create an ip audio codec application called report it to run on the apple inc. iphone . the application is used for live broadcasting and recording interviews and sending them to a remote studio via file transfer . in 2012 the application became so popular with broadcasters with over 10 000 downloads that the company released an android version of the application for smartphone users . in december 2012 the company announced the integration of the opus codec into report it and genie and merlin ip audio codecs for interoperability . 3 ip audio broadcasting and sip session initiation protocol edit tieline being used in a transmission at the national stadium of brasilia mane garrincha brazil . tieline technology has committed considerable resources to educating television and radio broadcasters about ip audio generally broadcasting ip audio over 4 wireless ip audio technologies as well as how to reliably send internet ip audio over ethernet . 5 the company has worked closely with the ebu broadcasters and ip codec manufacturers to introduce broadcast standards for audio interoperability over ip according to 6 ebu n acip tech 3329 . 7 the integration of session initiation protocol sip into ip codecs has been central to achieving this objective and tieline codecs were amongst the first to trial and integrate sip reliably . audio via ip experts group edit tieline technology was a member of the audio via ip experts group as a technology provider advising on the interoperability of audio codecs when broadcasting ip audio . 8 tieline and other group members collaborated on interoperability when developing new audio over ip enhancements and made recommendations to the european broadcasting union regarding ip audio codec standards . tieline research edit tieline research is one of the tieline group of companies and it developed the tieline audio codec range and has also developed proprietary audio and video management systems for broadcast and surveillance industries around the world . smd assembly edit smd assembly is one of the tieline group of companies and provides precision surface mount device assembly services . it uses the latest surface mount technology equipment to create printed circuit boards pcbs to military specifications . references edit kovacs bob aoip grows up and sprouts legs radio world magazine 12th feb 2009 . eldorado recording services 1 19 april 2010 . tieline integrates opus into report it and ip codecs . radio magazine . 2012 12 18 . retrieved 2012 12 18 . mcland paul j. http www.rwonline.com article 5682 tieline sees the power in wireless radio world magazine 4th july 2007 . davies glenn http radiomagonline.com studio audio ip audio looking easier index.html ip broadcasting and session initiation protocol radio magazine june 1st 2008 . ebu audio contribution over ip scherrer chriss editor http radiomagonline.com studio audio ip audio establishing sip connection establishing a sip connection radio magazine june 1st 2008 . radio world magazine 2 tieline ties with audio ip group 17th jan 2008 . external links edit 4 official tieline technology website . ip audio website with audio over ip broadcast information 5 official smd assembly website . ebu tech 3326 for audio contribution over ip ebu tech 3329 tutorial on audio contribution over ip 6 wheatstone announce technology partnership with tieline . see also edit ip audio codec ip codec 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