{"id":11785,"date":"2026-01-12T15:08:51","date_gmt":"2026-01-12T14:08:51","guid":{"rendered":"https:\/\/www.klotz-ais.it\/?post_type=portfolio&#038;p=11785"},"modified":"2026-01-12T15:08:51","modified_gmt":"2026-01-12T14:08:51","slug":"bk","status":"publish","type":"portfolio","link":"https:\/\/www.klotz-ais.it\/staging\/klotzfamily\/bk\/","title":{"rendered":"BK!"},"content":{"rendered":"\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-34krgi-7154e67c36edca42d250a1b5426ae7fd\">\n.avia-section.av-34krgi-7154e67c36edca42d250a1b5426ae7fd{\nbackground-color:#000000;\nbackground-image:unset;\n}\n<\/style>\n<div id='av_section_1'  class='avia-section av-34krgi-7154e67c36edca42d250a1b5426ae7fd main_color avia-section-default avia-no-shadow  avia-builder-el-0  avia-builder-el-no-sibling  avia-bg-style-scroll container_wrap sidebar_right'  ><div class='container av-section-cont-open' ><main  role=\"main\" itemprop=\"mainContentOfPage\"  class='template-page content  av-content-small alpha units'><div class='post-entry post-entry-type-page post-entry-11785'><div class='entry-content-wrapper clearfix'>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-soz6yq-58bd8a43fd6d7e82b1cc64c98b0de734\">\n#top .hr.hr-invisible.av-soz6yq-58bd8a43fd6d7e82b1cc64c98b0de734{\nheight:80px;\n}\n<\/style>\n<div  class='hr av-soz6yq-58bd8a43fd6d7e82b1cc64c98b0de734 hr-invisible  avia-builder-el-1  el_before_av_heading  avia-builder-el-first '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-7918ym-85dd0723ecb78fd683277505b0bd098a\">\n#top .av-special-heading.av-7918ym-85dd0723ecb78fd683277505b0bd098a{\npadding-bottom:10px;\ncolor:#ffffff;\nfont-size:50px;\n}\nbody .av-special-heading.av-7918ym-85dd0723ecb78fd683277505b0bd098a .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n#top #wrap_all .av-special-heading.av-7918ym-85dd0723ecb78fd683277505b0bd098a .av-special-heading-tag{\nfont-size:50px;\n}\n.av-special-heading.av-7918ym-85dd0723ecb78fd683277505b0bd098a .special-heading-inner-border{\nborder-color:#ffffff;\n}\n.av-special-heading.av-7918ym-85dd0723ecb78fd683277505b0bd098a .av-subheading{\nfont-size:15px;\n}\n\n@media only screen and (min-width: 480px) and (max-width: 767px){ \n#top #wrap_all .av-special-heading.av-7918ym-85dd0723ecb78fd683277505b0bd098a .av-special-heading-tag{\nfont-size:0.8em;\n}\n}\n\n@media only screen and (max-width: 479px){ \n#top #wrap_all .av-special-heading.av-7918ym-85dd0723ecb78fd683277505b0bd098a .av-special-heading-tag{\nfont-size:0.8em;\n}\n}\n<\/style>\n<div  class='av-special-heading av-7918ym-85dd0723ecb78fd683277505b0bd098a av-special-heading-h3 custom-color-heading blockquote modern-quote modern-centered  avia-builder-el-2  el_after_av_hr  el_before_av_hr  av-inherit-size av-linked-heading'><h3 class='av-special-heading-tag '  itemprop=\"headline\"  >BK!<\/h3><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-rf167m-96b2cb5fc3f0f5e39c6179fa7cb16b37\">\n#top .hr.hr-invisible.av-rf167m-96b2cb5fc3f0f5e39c6179fa7cb16b37{\nheight:100px;\n}\n<\/style>\n<div  class='hr av-rf167m-96b2cb5fc3f0f5e39c6179fa7cb16b37 hr-invisible  avia-builder-el-3  el_after_av_heading  el_before_av_one_half '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div>\n<div  class='flex_column av-plw4wy-1981d84d8872af18bc6d69ba7f657346 av_one_half  avia-builder-el-4  el_after_av_hr  el_before_av_one_fourth  first flex_column_div  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-nzqijm-4d3e16684d6e3235149ddd7efcbf4d29\">\n.avia-image-container.av-nzqijm-4d3e16684d6e3235149ddd7efcbf4d29 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-nzqijm-4d3e16684d6e3235149ddd7efcbf4d29 .av-image-caption-overlay-center{\ncolor:#ffffff;\nfont-size:13px;\n}\n<\/style>\n<div  class='avia-image-container av-nzqijm-4d3e16684d6e3235149ddd7efcbf4d29 av-styling-no-styling avia-align-left  avia-builder-el-5  el_before_av_hr  avia-builder-el-first '   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-11780 avia-img-lazy-loading-not-11780 avia_image ' src=\"https:\/\/www.klotz-ais.it\/staging\/wp-content\/uploads\/2026\/01\/BK-artist_1000-1.jpg\" alt='BK!' title='BK!'  height=\"1000\" width=\"1000\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.klotz-ais.it\/staging\/wp-content\/uploads\/2026\/01\/BK-artist_1000-1.jpg 1000w, https:\/\/www.klotz-ais.it\/staging\/wp-content\/uploads\/2026\/01\/BK-artist_1000-1-300x300.jpg 300w, https:\/\/www.klotz-ais.it\/staging\/wp-content\/uploads\/2026\/01\/BK-artist_1000-1-80x80.jpg 80w, https:\/\/www.klotz-ais.it\/staging\/wp-content\/uploads\/2026\/01\/BK-artist_1000-1-768x768.jpg 768w, https:\/\/www.klotz-ais.it\/staging\/wp-content\/uploads\/2026\/01\/BK-artist_1000-1-36x36.jpg 36w, https:\/\/www.klotz-ais.it\/staging\/wp-content\/uploads\/2026\/01\/BK-artist_1000-1-180x180.jpg 180w, https:\/\/www.klotz-ais.it\/staging\/wp-content\/uploads\/2026\/01\/BK-artist_1000-1-705x705.jpg 705w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/div><\/div><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-jnynqpud-d26856036474ee8590c6385324c734df\">\n#top .hr.hr-invisible.av-jnynqpud-d26856036474ee8590c6385324c734df{\nheight:20px;\n}\n<\/style>\n<div  class='hr av-jnynqpud-d26856036474ee8590c6385324c734df hr-invisible  avia-builder-el-6  el_after_av_image  el_before_av_image '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-nzqijm-5-f1c64d937969a7e3131209b28a661180\">\n.avia-image-container.av-nzqijm-5-f1c64d937969a7e3131209b28a661180 img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-nzqijm-5-f1c64d937969a7e3131209b28a661180 .av-image-caption-overlay-center{\ncolor:#ffffff;\nfont-size:13px;\n}\n<\/style>\n<div  class='avia-image-container av-nzqijm-5-f1c64d937969a7e3131209b28a661180 av-styling-no-styling avia-align-left  avia-builder-el-7  el_after_av_hr  el_before_av_hr '   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-11779 avia-img-lazy-loading-not-11779 avia_image ' src=\"https:\/\/www.klotz-ais.it\/staging\/wp-content\/uploads\/2026\/01\/BK-artist-pic-1.jpg\" alt='BK!' title='BK!'  height=\"1000\" width=\"1500\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/www.klotz-ais.it\/staging\/wp-content\/uploads\/2026\/01\/BK-artist-pic-1.jpg 1500w, https:\/\/www.klotz-ais.it\/staging\/wp-content\/uploads\/2026\/01\/BK-artist-pic-1-300x200.jpg 300w, https:\/\/www.klotz-ais.it\/staging\/wp-content\/uploads\/2026\/01\/BK-artist-pic-1-1030x687.jpg 1030w, https:\/\/www.klotz-ais.it\/staging\/wp-content\/uploads\/2026\/01\/BK-artist-pic-1-768x512.jpg 768w, https:\/\/www.klotz-ais.it\/staging\/wp-content\/uploads\/2026\/01\/BK-artist-pic-1-705x470.jpg 705w\" sizes=\"(max-width: 1500px) 100vw, 1500px\" \/><\/div><\/div><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-2t161e-97992fa31f155893b3e9bc5e34903e0e\">\n#top .hr.hr-invisible.av-2t161e-97992fa31f155893b3e9bc5e34903e0e{\nheight:50px;\n}\n<\/style>\n<div  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href='https:\/\/www.klotz-ais.it\/staging\/artisti\/'  class='avia-button av-ldh6icmi-13102f895d6767db7397882b69521d86 av-link-btn avia-icon_select-no avia-size-large avia-position-center avia-font-color-theme-color'   aria-label=\"all artists\"><span class='avia_iconbox_title' >all artists<\/span><span class='avia_button_background avia-button avia-color-theme-color-highlight' ><\/span><\/a><\/div><\/p><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-j66npe-42a7edbc0845f47439ef97f3ecfe954f\">\n.flex_column.av-j66npe-42a7edbc0845f47439ef97f3ecfe954f{\nborder-radius:0px 0px 0px 0px;\npadding:0px 0px 0px 0px;\n}\n<\/style>\n<div  class='flex_column av-j66npe-42a7edbc0845f47439ef97f3ecfe954f av_one_fourth  avia-builder-el-10  el_after_av_one_half  el_before_av_one_fourth  flex_column_div av-zero-column-padding  '     ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-5zwdla-1cf32eff92a86909cdcb3668eacdb5d1\">\n#top .av-special-heading.av-5zwdla-1cf32eff92a86909cdcb3668eacdb5d1{\npadding-bottom:10px;\ncolor:#ffffff;\n}\nbody .av-special-heading.av-5zwdla-1cf32eff92a86909cdcb3668eacdb5d1 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-5zwdla-1cf32eff92a86909cdcb3668eacdb5d1 .special-heading-inner-border{\nborder-color:#ffffff;\n}\n.av-special-heading.av-5zwdla-1cf32eff92a86909cdcb3668eacdb5d1 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-5zwdla-1cf32eff92a86909cdcb3668eacdb5d1 av-special-heading-h3 custom-color-heading blockquote modern-quote  avia-builder-el-11  el_before_av_textblock  avia-builder-el-first '><h3 class='av-special-heading-tag '  itemprop=\"headline\"  >bio<\/h3><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-frcpw2-402038f85bffa619407220511bcafbb8\">\n#top .av_textblock_section.av-frcpw2-402038f85bffa619407220511bcafbb8 .avia_textblock{\ncolor:#ffffff;\n}\n<\/style>\n<section  class='av_textblock_section av-frcpw2-402038f85bffa619407220511bcafbb8 '   itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='avia_textblock av_inherit_color'  itemprop=\"text\" ><p>With more than 30 years of experience in the music business, BK! is widely regarded as one of the most respected mastering engineers in Korea.<\/p>\n<p>His work represents a modern mastering philosophy focused on transparency, dynamics, and tonal balance. Acting as a bridge between technology and music, BK!\u2019s masters deliver clarity, control, and impact\u2014while always preserving the artist\u2019s original musical vision.<\/p>\n<p>After graduating from high school, BK! moved to Tokyo to study jazz at the Shobi College of Music Conservatoire.<\/p>\n<p>In 1994, he released his debut acid jazz album Guardian Angel. Two years later, he won a nationwide music competition on J-WAVE FM, initiated by Ryuichi Sakamoto, with his winning track later released on Sakamoto\u2019s label in Japan.<\/p>\n<p>During the 2000s, BK! was active as an electronic artist under the name Astro Bits. Since 2010, he has been working exclusively as a mastering engineer.<\/p>\n<p>BK!\u2019s mastering approach preserves dynamics, balance, and sonic precision, giving every instrument the space it needs in the mix. The result is excellent translation across all playback systems\u2014from club PAs and broadcast environments to streaming platforms and physical releases.<\/p>\n<p>Working across genres, BK! has collaborated with artists, producers, and labels worldwide, shaping the sound of more than 5,000 releases. Electronic music, hip-hop, and modern pop productions in particular benefit from his analytical ear and refined sense of detail.<\/p>\n<p>In his studio, BK! relies on KLOTZ cables to ensure reliable, loss-free signal paths as the foundation of high-quality mastering.<\/p>\n<p>KLOTZ AIS proudly welcomes BK! to the #KLOTZfamily.<\/p>\n<\/div><\/section><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-jnynqpud-4-9ca15fa531669871aaf05fdf65633f0a\">\n#top .hr.hr-invisible.av-jnynqpud-4-9ca15fa531669871aaf05fdf65633f0a{\nheight:10px;\n}\n<\/style>\n<div  class='hr av-jnynqpud-4-9ca15fa531669871aaf05fdf65633f0a hr-invisible  avia-builder-el-13  el_after_av_textblock  el_before_av_image '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-jnynr8qc-0cdfc805ba7f1df94cf549a420fca4cd\">\n.avia-image-container.av-jnynr8qc-0cdfc805ba7f1df94cf549a420fca4cd img.avia_image{\nbox-shadow:none;\n}\n.avia-image-container.av-jnynr8qc-0cdfc805ba7f1df94cf549a420fca4cd .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-jnynr8qc-0cdfc805ba7f1df94cf549a420fca4cd av-styling- avia-align-left  avia-builder-el-14  el_after_av_hr  el_before_av_hr '   itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" fetchpriority=\"high\" class='wp-image-8015 avia-img-lazy-loading-not-8015 avia_image ' src=\"https:\/\/www.klotz-ais.it\/staging\/wp-content\/uploads\/2022\/06\/South-Korea.png\" alt='South Korea' title='South Korea'  height=\"42\" width=\"170\"  itemprop=\"thumbnailUrl\"  \/><\/div><\/div><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-jnynqpud-3-c1cffc421377a1dc2c5468fcc6bc2fb1\">\n#top .hr.hr-invisible.av-jnynqpud-3-c1cffc421377a1dc2c5468fcc6bc2fb1{\nheight:1px;\n}\n<\/style>\n<div  class='hr av-jnynqpud-3-c1cffc421377a1dc2c5468fcc6bc2fb1 hr-invisible  avia-builder-el-15  el_after_av_image  el_before_av_heading '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-3mue3y-f022e84d8c81290ed6b81a370eb6fd24\">\n#top .av-special-heading.av-3mue3y-f022e84d8c81290ed6b81a370eb6fd24{\npadding-bottom:10px;\ncolor:#ffffff;\n}\nbody .av-special-heading.av-3mue3y-f022e84d8c81290ed6b81a370eb6fd24 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-3mue3y-f022e84d8c81290ed6b81a370eb6fd24 .special-heading-inner-border{\nborder-color:#ffffff;\n}\n.av-special-heading.av-3mue3y-f022e84d8c81290ed6b81a370eb6fd24 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-3mue3y-f022e84d8c81290ed6b81a370eb6fd24 av-special-heading-h3 custom-color-heading blockquote modern-quote  avia-builder-el-16  el_after_av_hr  el_before_av_font_icon  av-linked-heading'><h3 class='av-special-heading-tag '  itemprop=\"headline\"  >follow Sunghyun Kim on<\/h3><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-eu2l6a-2-4dcf3e74b961b657be68becca521a7ee\">\n.av_font_icon.av-eu2l6a-2-4dcf3e74b961b657be68becca521a7ee{\ncolor:#ffffff;\nborder-color:#ffffff;\n}\n.avia-svg-icon.av-eu2l6a-2-4dcf3e74b961b657be68becca521a7ee svg:first-child{\nstroke:#ffffff;\nfill:#ffffff;\n}\n.av_font_icon.av-eu2l6a-2-4dcf3e74b961b657be68becca521a7ee .av-icon-char{\nfont-size:20px;\nline-height:20px;\n}\n<\/style>\n<span  class='av_font_icon 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