STK Professional Audio is a company specializing in the manufacturing and supply of professional audio sound products. The company produces a wide range of audio equipment, including power amplifiers, signal processors, console mixers, and speaker systems. It boasts world-class technology and substantial product supply capabilities, embodying the pride of 'MADE IN KOREA'. Products are developed and supplied for professionals across all areas, including musicians, live sound engineers, and studio engineers.STKProfessionalAudioisacompanyspecializinginthemanufacturingandsupplyofprofessionalaudiosoundproducts.Thecompanyproducesawiderangeofaudioequipment,includingpoweramplifiers,signalprocessors,consolemixers,andspeakersystems.Itboastsworld-classtechnologyandsubstantialproductsupplycapabilities,embodyingtheprideof'MADEINKOREA'.Productsaredevelopedandsuppliedforprofessionalsacrossallareas,includingmusicians,livesoundengineers,andstudioengineers.
Key Products/TechnologiesKeyProducts/Technologies
The main product categories include power amplifiers, signal processors, console mixers, and speaker systems (active, passive, line array, subwoofers, monitor speakers). Power amplifiers, such as the VS-25, CONTROL-2.6, DC-204, VS-40, VS-2004, V-2, and V-3.5M models, are known for their outstanding stability and semi-permanent lifespan, with the 'V' series being recognized as an industry standard.Themainproductcategoriesincludepoweramplifiers,signalprocessors,consolemixers,andspeakersystems(active,passive,linearray,subwoofers,monitorspeakers).Poweramplifiers,suchastheVS-25,CONTROL-2.6,DC-204,VS-40,VS-2004,V-2,andV-3.5Mmodels,areknownfortheiroutstandingstabilityandsemi-permanentlifespan,withthe'V'seriesbeingrecognizedasanindustrystandard.
Console mixers, including the VX-4042N, VX-3242N, HVX-1643R, VX-1604FX, and VX-1204FX, feature USB interfaces, multi-purpose 4-buss designs, and digital effects. These mixers incorporate studio-grade mic preamps, low-noise discrete head amplifiers, 48V phantom power, low-cut filters, and 3- to 4-band EQ circuits.Consolemixers,includingtheVX-4042N,VX-3242N,HVX-1643R,VX-1604FX,andVX-1204FX,featureUSBinterfaces,multi-purpose4-bussdesigns,anddigitaleffects.Thesemixersincorporatestudio-grademicpreamps,low-noisediscreteheadamplifiers,48Vphantompower,low-cutfilters,and3-to4-bandEQcircuits.
Speaker systems encompass CW, MT, GD, SPM, and CM series, offering various 2-way full-range, subwoofer, and monitor speaker configurations. The SP-620CW model, for instance, delivers 400W PGM output and 800W peak output, featuring a robust, scratch-resistant cabinet suitable for outdoor use.SpeakersystemsencompassCW,MT,GD,SPM,andCMseries,offeringvarious2-wayfull-range,subwoofer,andmonitorspeakerconfigurations.TheSP-620CWmodel,forinstance,delivers400WPGMoutputand800Wpeakoutput,featuringarobust,scratch-resistantcabinetsuitableforoutdooruse.
The LMS Line Series line array system, comprising LMS-62P, LMS-6015P subwoofer, and LMS-23 sound controller, is designed for small to medium-sized live concerts and professional audio installations, offering compact size, high reliability, and superior performance. This system provides an optimized line array solution where power amplifiers, sound controllers, and subwoofers are cohesively engineered.TheLMSLineSerieslinearraysystem,comprisingLMS-62P,LMS-6015Psubwoofer,andLMS-23soundcontroller,isdesignedforsmalltomedium-sizedliveconcertsandprofessionalaudioinstallations,offeringcompactsize,highreliability,andsuperiorperformance.Thissystemprovidesanoptimizedlinearraysolutionwherepoweramplifiers,soundcontrollers,andsubwoofersarecohesivelyengineered.
Manufacturing technologies include robotic automated equipment for assembling core electronic components on circuit boards, with lead wire bending to eliminate noise and prevent functional damage from frequent movement. Advanced manufacturing facilities perform automated mechanical component production, including cutting, bending, and piercing, utilizing high-quality molds for precise parts. Precision testing and verification systems, such as the ATS-1 test analyzer and LMS analyzer, ensure product quality.Manufacturingtechnologiesincluderoboticautomatedequipmentforassemblingcoreelectroniccomponentsoncircuitboards,withleadwirebendingtoeliminatenoiseandpreventfunctionaldamagefromfrequentmovement.Advancedmanufacturingfacilitiesperformautomatedmechanicalcomponentproduction,includingcutting,bending,andpiercing,utilizinghigh-qualitymoldsforpreciseparts.Precisiontestingandverificationsystems,suchastheATS-1testanalyzerandLMSanalyzer,ensureproductquality.
Core AdvantagesCoreAdvantages
The company's status as the sole 'MADE IN KOREA' professional audio manufacturer, coupled with world-class technology and robust supply capabilities. This contributes to elevating the reputation of Korean brands in the global pro audio industry.Thecompany'sstatusasthesole'MADEINKOREA'professionalaudiomanufacturer,coupledwithworld-classtechnologyandrobustsupplycapabilities.ThiscontributestoelevatingthereputationofKoreanbrandsintheglobalproaudioindustry.
In-house design and manufacturing capabilities, supported by an R&D department with extensive experience and technical data for continuous new product development. The product development process actively incorporates market demands and end-user feedback.In-housedesignandmanufacturingcapabilities,supportedbyanR&Ddepartmentwithextensiveexperienceandtechnicaldataforcontinuousnewproductdevelopment.Theproductdevelopmentprocessactivelyincorporatesmarketdemandsandend-userfeedback.
A stringent quality control system involving three-stage functional and performance checks using computer equipment, vibration tests, temperature rise tests under actual usage conditions, and burn-in tests. This ensures exceptional product stability and durability.Astringentqualitycontrolsysteminvolvingthree-stagefunctionalandperformancechecksusingcomputerequipment,vibrationtests,temperaturerisetestsunderactualusageconditions,andburn-intests.Thisensuresexceptionalproductstabilityanddurability.
Over 20 years of advanced audio electronics engineering design expertise, leading to the development of industry-standard products like the 'V' series power amplifiers. The designs feature meticulously engineered circuits and carefully selected high-fidelity components.Over20yearsofadvancedaudioelectronicsengineeringdesignexpertise,leadingtothedevelopmentofindustry-standardproductslikethe'V'seriespoweramplifiers.Thedesignsfeaturemeticulouslyengineeredcircuitsandcarefullyselectedhigh-fidelitycomponents.
A comprehensive range of professional audio products, including power amplifiers, mixers, speakers, and signal processors, offering complete solutions for diverse market needs. The product lineup is optimized for various environments, from small events to large-scale installations.Acomprehensiverangeofprofessionalaudioproducts,includingpoweramplifiers,mixers,speakers,andsignalprocessors,offeringcompletesolutionsfordiversemarketneeds.Theproductlineupisoptimizedforvariousenvironments,fromsmalleventstolarge-scaleinstallations.
Enhanced aesthetic quality and durability of speaker cabinets through the use of premium German Warnex paint and naturally dried wood. This commitment to material quality improves both the visual appeal and long-term value of the products.EnhancedaestheticqualityanddurabilityofspeakercabinetsthroughtheuseofpremiumGermanWarnexpaintandnaturallydriedwood.Thiscommitmenttomaterialqualityimprovesboththevisualappealandlong-termvalueoftheproducts.
Target IndustrieTargetIndustrie
Live sound and music performance venues.Livesoundandmusicperformancevenues.
Studio engineering and recording environments.Studioengineeringandrecordingenvironments.
Commercial and public facilities such as concert halls, department stores, hotels, and offices.Commercialandpublicfacilitiessuchasconcerthalls,departmentstores,hotels,andoffices.
Large-scale sound system installations for venues like performance halls, broadcasting stations, and stadiums.Large-scalesoundsysteminstallationsforvenueslikeperformancehalls,broadcastingstations,andstadiums.
Educational institutions, houses of worship, and conference centers.Educationalinstitutions,housesofworship,andconferencecenters.
Small-scale audio systems for karaoke rooms and individual performers.Small-scaleaudiosystemsforkaraokeroomsandindividualperformers.
Major MarketsMajorMarkets
Vietnam, Pacific Rim regionVietnam,PacificRimregion
EuropeEurope
USA (historically supplied powered mixers to SoundTech, achieving best-seller status), North AmericaUSA(historicallysuppliedpoweredmixerstoSoundTech,achievingbest-sellerstatus),NorthAmerica
Certifications/PatentsCertifications/Patents
Acquisition of UL and other safety agency certifications in Europe and Korea. This demonstrates compliance with international safety standards and ensures product reliability.AcquisitionofULandothersafetyagencycertificationsinEuropeandKorea.Thisdemonstratescompliancewithinternationalsafetystandardsandensuresproductreliability.
Possession of a Certificate of Conformity Registration for Broadcasting and Communication Equipment. This includes registration for the SIGNAL PROCESSOR VQ-231N basic model and derivative models (CVQ-312, BKQ-312, BKQ-312H, BKQ-152, BKQ-152H), registered on April 9, 2015 (Registration No. MSIP-REM-am3-VQ-231N).PossessionofaCertificateofConformityRegistrationforBroadcastingandCommunicationEquipment.ThisincludesregistrationfortheSIGNALPROCESSORVQ-231Nbasicmodelandderivativemodels(CVQ-312,BKQ-312,BKQ-312H,BKQ-152,BKQ-152H),registeredonApril9,2015(RegistrationNo.MSIP-REM-am3-VQ-231N).
Core technological competitiveness lies in over 20 years of advanced audio electronics engineering design expertise. The designs feature precise circuit engineering and the use of carefully selected high-fidelity components.Coretechnologicalcompetitivenessliesinover20yearsofadvancedaudioelectronicsengineeringdesignexpertise.Thedesignsfeatureprecisecircuitengineeringandtheuseofcarefullyselectedhigh-fidelitycomponents.
Utilizes robotic automated equipment for assembling core electronic components on circuit boards, incorporating lead wire bending technology to eliminate circuit connection resistance and prevent noise generation. This technological strength prevents product functional damage from frequent movement and installation.Utilizesroboticautomatedequipmentforassemblingcoreelectroniccomponentsoncircuitboards,incorporatingleadwirebendingtechnologytoeliminatecircuitconnectionresistanceandpreventnoisegeneration.Thistechnologicalstrengthpreventsproductfunctionaldamagefromfrequentmovementandinstallation.
Employs world-class testing equipment such as the ATS-1 test analyzer and LMS analyzer for precise testing and verification. This system ensures the perfect guarantee of rated sound output, efficiency, and frequency response characteristics for all finished products.Employsworld-classtestingequipmentsuchastheATS-1testanalyzerandLMSanalyzerforprecisetestingandverification.Thissystemensurestheperfectguaranteeofratedsoundoutput,efficiency,andfrequencyresponsecharacteristicsforallfinishedproducts.