verification . please help improve this article by adding citations to reliable sources . unsourced material may be challenged and removed . march 2010 learn how and when to remove this template message passport designs inc. type private industry music software founded 1979 founders dave kusek john borowicz products master tracks pro encore etc. website passportmusic.com passport designs inc. was a software company that created early music production software such as the pre midi soundchaser in 1982 . citation needed other programs included master tracks pro and encore . contents 1 history 1.1 founding and early years 1.2 early computer music software 1.3 midi 1.4 other applications 1.5 sale of the company 2 see also 3 references 4 external links history edit founding and early years edit the company was founded in 1979 by dave kusek and john borowicz and incorporated in 1980 with kusek as ceo and borowicz as vice president of development . 1 2 they had previously worked together at electronic music labs from 1973 76 and star instruments from 1976 79 . the company was originally headquartered in montara california moving to half moon bay california and finally to foster city california . engineering offices were also briefly maintained in minnesota and portland oregon . early computer music software edit see also apple ii sound cards mountain computer music system the company was a pioneer in the field of computer music introducing the pre midi soundchaser in 1982 . this apple ii based system included the mountain computer music system a programmable 8 voice wavetable synthesizer that fit in two apple ii slots the soundchaser 4 octave keyboard and system software written by kusek that emulated a four track tape recorder . 3 after mountain computer discontinued the mountain computer music system passport developed the soundchaser mx 5 mx 500 card to use instead . the mx 5 contains not only mountain computer music system compatible sound function but also midi interface and keyboard interface of sound chaser music keyboard in single card . in 1983 composer john melcher developed 4 track editor a composing application that enabled music to be entered like a word processor . 4 the same year passport released turbo traks a 16 track version of their recording software . at this time they also released notewriter a real time monophonic music transcriber and notetools an add on to convert notewriter files to 4 track performance files . they also released a series of educational applications written by dr. charles brody . midi edit see also trax sequencer and master tracks pro when the first midi specification was adopted in 1983 passport put all of its development resources in this direction licensing and developing a midi interface from rittor music in japan and hiring melcher to develop midi recording software . composer phil stone was also hired at this time first to develop audio for games on the commodore 64 and then to port midi applications from apple ii to commodore . citation needed the first of these were midi 2 and midi 4 two track and four track midi sequencer recorders for apple ii and commodore 64 platforms including oem versions of midi 4 for yamaha and korg . these were introduced at the 1984 national association of music manufacturers namm trade show the first commercially available midi sequeners in the united states . these were followed by master tracks in 1985 and master tracks pro in 1986 . this software pushed the apple ii to its limits working with an optional card to extend the apple s memory from 48k to 2m . in 1987 after melcher left passport master tracks pro was completely rewritten for the apple macintosh and later the atari st series computers and still exists for windows and apple o ses . citation needed by this time passport designs was attracting nationwide media attention for their products . an article in the may 28 1984 issue of newsweek described the upcoming midisoft conference of music software publishers and featured a photograph of passport s demo room with a bank of midi controlled synthesizers . citation needed two midi files were included in several ms windows versions from 3.0 with multimedia extensions to windows 2000 promoting passport designs . the files passport.mid and canyon.mid trip through the grand canyon composed by george stone were located in the media folder . other applications edit see also encore notation program polywriter passport s first music notation application was released in 1984 followed by encore a professional music notation application capable of creating high quality scores . the encore feature set was adapted to different markets and sold as rhapsody musictime and musictime deluxe . there was also a version called music passport an attempt to integrate web based music publishing into a desktop notation editor . citation needed memphis was a guitar tablature creation application that offered an easy to use drag and drop interface that enabled the user to create and print easy to read tabs . citation needed alchemy was a waveform audio editor originally developed by blank software and subsequently purchased by passport that integrated macintosh computers with most current digital sampler brands that supported the midi sample dump standard including akai casio e mu ensoniq korg kurzweil peavey and roland . later versions allowed users to create a sound library that could be shared those sounds across multiple sampler formats . the final version version 3.0 was released in 1996 . 5 shifting focus from music software to the nascent multimedia market they introduced passport producer in 1992 and producer pro 1.0 in 1994 . 6 sale of the company edit see also gvox the company sold its assets to gvox in 1998 when passport designs ceased to exist as a company . in the latter half of 2013 gvox sold off its software interests to passport music software llc . citation needed august 2013 much of the gvox intellectual property encore musictime deluxe mastertracks pro bring music to life was acquired by passport music software llc . 7 see also edit electronic music portal software portal master tracks pro references edit 1 dave kusek linkedin profile 2 john borowicz linkedin profile 3 applefritter.com 4 sound on sound june 1996 macworld april 1994 passport music software llc . external links edit gvox acquires passport designs gvox website re established passport website vintage synthesizers miller freeman 2000 pg . 137 . retrieved from https en.wikipedia.org w index.php title passport designs & oldid 738789232 categories defunct software companies of the united statessoftware companies based in californiadefunct companies based in californiasoftware companies established in 1980technology companies disestablished in 19981980 establishments in california1998 disestablishments in californiahidden categories articles needing additional references from march 2010all articles needing additional 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