KiwiTechnics is located in Auckland, New Zealand PCServiceLtdwasestablishedin1988asadesignandsupportcompanyspecialisinginhardwareandsoftware.Wethengrewto also manufacture microprocessor based versatile LED lighting systems for use in the film industry.ThenamePaintingwithSoundwasadoptedwhenasynthrepairdivisionwasstartedin2006.Itwasduringthisphasethatthe conceptofthePatchEditorwasborn.Combiningthemicroprocessorandfilmlightingexperiencealongwithanobviousneedfora replacementfortheRolandPGseriesofcontrollersthatarerare,expensiveandinsomecasespoorlymade,developmentofthe PEwasbegunin2008.ThenameKiwitechnicswasadoptedforthisdivisionin2009asithasgrownanddevelopedalifeofit’s own.ThefrustrationofdevelopingthePG-200partofthePEandtheobviousshortcomingsoftheJX-3Pledtothedevelopmentofthe3PUpgrade.Thisbeganasapatchof theexistingcodebutthisquicklyshowedit’sshortcomingsandithasnowbecomeafullcpureplacementandacompleterewrite.AllPG-200supportwasbeenremoved from the PE & 3P as it has caused endless support issues and it has passed it’s use-by date. It’s time to get a proper midi controller. TheKiwisixupgradewasdevelopedduetothesteadystreamofdeadanddyingKorgPolysix’scomingthroughtheworkshop.Thiswasmostlyduetothebatterythat was used starting to leak and the acid damaging the cpu board. The Polysix is a popular and unique sounding synth and should be kept alive.FollowingthesuccessandtheideasdevelopedwiththeKiwi-3PUpgradeacomprehensiveupgradewasdevelopedfortheRolandJuno-106.Thissynthisanother exampleofgoodhardwarebutwithalimiteduserinterfacewithpoormidiimplementation.Psicrafthavedevelopedacomprehensiveeditorthatisbeingbundledwith the upgrade.TheKiwi-8Pupgradehasprovedtobethemostcomplexandchallengingyetwithprocessingsplit between2cpusand70k+linesofcodebuttheresulthasbeenworththeeffortwefeel.TheRoland JX-8PhasawarmfullsoundandisanexcellentstepupfromtheJX-3P.Wehavegivenitmore(and faster)envelopes,moreLFOs,apowerfulsequencer,anarpeggiatorandapowerfulmatrixsystem. Thishasresultedinbigbuttonassignmentchangessoafullqualitylabelhasalsobeenincludedwith the upgrade.TheRolandMKS-30upgradeisabigstepupforthiscapablesynthandnowincludesawavemixing boards that also adds pulse width control.2021willforeverberememberedforallthewrongreasonsbutwehaveusedthetimewiselyand revisitedtheKiwi-3P.Wehaveaddedafullmatrixsystemanddevelopedawaveprocessingmodule that allows wave combinations and pulse width editing of the pulse wave. We also added a small dedicated cpu just to read the PG-200 input so this is also supported.