[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"detail-sidebar-cat-0-en-105":3,"doc-seo-562179-105":59,"doc-detail-562179-en":130},{"code":4,"msg":5,"data":6},0,"success",[7,13,18,23,28,33,38,43,48,51,55],{"id":8,"doc_module":4,"doc_module_name":9,"category_name":10,"show_sort_weight":11,"slug":12},1,"Document","Story & Novel",90,"story-novel",{"id":14,"doc_module":4,"doc_module_name":9,"category_name":15,"show_sort_weight":16,"slug":17},2,"Literature",80,"literature",{"id":19,"doc_module":4,"doc_module_name":9,"category_name":20,"show_sort_weight":21,"slug":22},4,"Exam",70,"exam",{"id":24,"doc_module":4,"doc_module_name":9,"category_name":25,"show_sort_weight":26,"slug":27},5,"Comic",60,"comic",{"id":29,"doc_module":4,"doc_module_name":9,"category_name":30,"show_sort_weight":31,"slug":32},6,"Technology",50,"technology",{"id":34,"doc_module":4,"doc_module_name":9,"category_name":35,"show_sort_weight":36,"slug":37},7,"Healthcare",40,"healthcare",{"id":39,"doc_module":4,"doc_module_name":9,"category_name":40,"show_sort_weight":41,"slug":42},8,"Research & Report",30,"research-report",{"id":44,"doc_module":4,"doc_module_name":9,"category_name":45,"show_sort_weight":46,"slug":47},9,"Religion & Spirituality",20,"religion-spirituality",{"id":46,"doc_module":4,"doc_module_name":9,"category_name":49,"show_sort_weight":46,"slug":50},"World Cup","world-cup",{"id":52,"doc_module":4,"doc_module_name":9,"category_name":53,"show_sort_weight":52,"slug":54},10,"Lifestyle","lifestyle",{"id":56,"doc_module":4,"doc_module_name":9,"category_name":57,"show_sort_weight":24,"slug":58},19,"General","general",{"code":4,"msg":60,"data":61},"ok",{"site_id":62,"language":63,"slug":64,"title":65,"keywords":66,"description":67,"schema_data":68,"social_meta":123,"head_meta":125,"extra_data":127,"updated_unix":129},105,"en","stk4241-120w120w-amplifier-circuit-diagram","STK4241 - 120W+120W Amplifier Circuit Diagram","","This technical document presents the comprehensive printed circuit board (PCB) layout and schematic design for an STK4241-based 120W+120W stereo audio power amplifier. The content includes a detailed component placement guide, indicating specific resistor values, capacitor types, and essential wiring paths for optimal signal fidelity. Designed for high-performance audio output, the circuit incorporates balanced power rails (+Vcc, -Vcc) and grounding pins to ensure stable operation. The documentation provides critical specifications for custom build enthusiasts, such as air coil dimensions (12mm diameter, 25mm length, 23 turns) and board size dimensions (90mm x 137mm), facilitating the assembly of a robust, high-fidelity sound amplification system. It serves as a complete technical blueprint for constructing a dual-channel stereo amplifier capable of delivering significant power output, suitable for experienced hobbyists and audio equipment technicians.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":30,"@type":76,"position":81},"https://docshare.wps.com/document/technology/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/stk4241-120w120w-amplifier-circuit-diagram/562179/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/stk4241-120w120w-amplifier-circuit-diagram/562179.png","ImageObject",300,407,{"name":92,"@type":93},"SANS","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-22","2026-10-12",true,{"@type":102,"interactionType":103,"userInteractionCount":29},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What is the power output capacity of the STK4241 amplifier described?","Question",{"text":112,"@type":113},"The amplifier is designed for a power output of 120W + 120W.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What are the physical dimensions of the PCB for this amplifier?",{"text":117,"@type":113},"The dimensions of the printed circuit board are 90mm x 137mm.",{"name":119,"@type":110,"acceptedAnswer":120},"What are the specifications for the air coils used in this circuit?",{"text":121,"@type":113},"The air coils require a diameter of 12mm, a length of 25mm, and consist of 23 turns.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},562179,1792101007,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":133,"doc_module":4,"category_id":29,"category_name":30,"doc_title":65,"doc_description":67,"doc_content":66,"file_id":134,"file_url":135,"file_type":136,"file_size":137,"view_count":29,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":14,"language":138,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":139,"faqs":140,"seo_title":141,"seo_description":67,"update_tm":142,"read_time":24},962090760505,"https://ap-avatar.wpscdn.com/davatar_155a257f0dc6eb9ab79c44ca47cae57d","cbCaih5gib5zYgZZ","https://ap.wps.com/l/cbCaih5gib5zYgZZ","pdf",87507,"English","# STK4241 Amplifier Design\n## PCB Layout and Component Specifications\n## Operational Parameters and Assembly Guidelines","[{\"question\":\"What is the power output capacity of the STK4241 amplifier described?\",\"answer\":\"The amplifier is designed for a power output of 120W + 120W.\"},{\"question\":\"What are the physical dimensions of the PCB for this amplifier?\",\"answer\":\"The dimensions of the printed circuit board are 90mm x 137mm.\"},{\"question\":\"What are the specifications for the air coils used in this circuit?\",\"answer\":\"The air coils require a diameter of 12mm, a length of 25mm, and consist of 23 turns.\"}]","STK4241 - 120W+120W Amplifier Circuit Diagram | PDF",1791807922]