{"id":10854,"date":"2023-09-08T11:07:06","date_gmt":"2023-09-08T09:07:06","guid":{"rendered":"http:\/\/www.amplificazionilombardi.it\/?post_type=product&p=10854"},"modified":"2026-04-19T21:22:53","modified_gmt":"2026-04-19T19:22:53","slug":"lombardi-ls450ahs-bi-amplified-subwoofer-850w-rms-high-output","status":"publish","type":"product","link":"https:\/\/www.amplificazionilombardi.it\/en\/shop\/lombardi-ls450ahs-bi-amplified-subwoofer-850w-rms-high-output\/","title":{"rendered":"LS450AHS – BI-AMPLIFIED SUBWOOFER WITH 850W RMS HIGH OUTPUT"},"content":{"rendered":"

The LS450AHS<\/strong> belongs to the Lombardi active systems family, sharing the same design philosophy as the larger LS950AHS<\/strong>: delivering real performance, analog control and system flexibility<\/strong>.<\/p>\n

Compared to the LS950AHS, the LS450AHS offers the same architecture in a more compact and lightweight format, making it ideal for applications where space and transportability are critical.<\/p>\n

\n
Horn-loaded technology and real performance<\/h5>\n

The horn-loaded design<\/strong> allows the LS450AHS to achieve:<\/p>\n

    \n
  • high efficiency<\/li>\n
  • strong sound pressure<\/li>\n
  • excellent low-frequency control<\/li>\n
  • fast and precise response<\/li>\n<\/ul>\n

    Despite the 8″ woofer<\/strong>, the system delivers performance comparable to larger subwoofers.<\/p>\n

    The system maintains a linear frequency response across the full range<\/strong>, making it extremely versatile for any musical application, both indoor and outdoor.<\/p>\n

    \n
    Integrated bi-amplified system<\/h5>\n

    The LS450AHS integrates an internal amplification system designed to manage:<\/p>\n

    \u2022 the subwoofer
    \u2022 a second power channel<\/p>\n

    Main configurations:<\/p>\n

    \u2022 Top mode (high-pass)<\/strong>
    driving:
    \u2013 LVR400HP<\/strong><\/p>\n

    \u2022 Sub mode (low-pass)<\/strong>
    driving an additional passive subwoofer LS450P<\/strong><\/p>\n

    This configuration allows the creation of extremely compact complete systems.<\/p>\n

    \n
    Lombardi analog technology \u2013 signal control<\/h5>\n

    The LS450AHS<\/strong> features a fully analog signal management system designed to ensure sound quality, protection and real system control<\/strong>.<\/p>\n

    Dual optical limiter system<\/h6>\n

    \u2022 Input limiter<\/strong>
    levels the incoming signal to prevent distortion<\/p>\n

    \u2022 Output limiter<\/strong>
    maintains maximum output level without distortion, protecting the system<\/p>\n

    This approach provides real signal control and effective protection without degrading sound quality, preserving the dynamics, natural response and musicality typical of Lombardi analog systems.<\/strong><\/p>\n

    \n
    Flexible signal management<\/h5>\n

    \u2022 mono operation (input A)<\/strong>
    \u2022 or stereo operation (inputs A + B)<\/strong>
    \u2022 selectable via switch<\/p>\n

    \n
    Dual amplified output configuration<\/h5>\n

    \u2022 Top mode (high-pass)<\/strong> \u2192 LVR400HP
    \u2022 Sub mode (low-pass)<\/strong> \u2192 LS450P<\/p>\n

    with operation modes:<\/p>\n

    \u2022 mono
    \u2022 stereo<\/p>\n

    \n
    Analog equalization<\/h5>\n

    The system includes a fully analog equalization circuit<\/strong>, designed to:<\/p>\n

    \u2022 enhance low-frequency response
    \u2022 increase bass presence
    \u2022 maintain a warm and natural sound<\/p>\n

    \n
    Ultra-compact design and portability<\/h5>\n

    The LS450AHS<\/strong> is one of the most compact solutions in the Lombardi range.<\/p>\n

    Thanks to:<\/p>\n

      \n
    • compact dimensions<\/li>\n
    • reduced weight<\/li>\n
    • high efficiency<\/li>\n<\/ul>\n

      it can be easily transported even in simple logistical situations, making it ideal for mobile audio services and quick setups.<\/p>\n

      \n
      Integration with Lombardi systems<\/h5>\n

      The LS450AHS integrates perfectly with:<\/p>\n

      \u2022 LVR400HP<\/strong><\/p>\n

      allowing the creation of extremely compact sub-satellite systems.<\/p>\n

      \n
      Lombardi philosophy<\/h5>\n

      The LS450AHS follows Lombardi\u2019s philosophy:<\/p>\n

      \ud83d\udc49 real performance over commercial compromise<\/strong><\/p>\n

      delivering:<\/p>\n

        \n
      • analog signal control<\/li>\n
      • high efficiency<\/li>\n
      • professional construction<\/li>\n
      • warm, precise and musical sound<\/li>\n<\/ul>\n

        The LS450AHS is not just an active subwoofer, but a complete system designed for professional compact audio applications.<\/p>\n","protected":false},"excerpt":{"rendered":"

        The LS450AHS<\/strong> is a professional bi-amplified horn-loaded subwoofer<\/strong>, designed and manufactured entirely in Italy by Amplificazioni Lombardi<\/strong>, developed to deliver high efficiency, system control and professional performance in an extremely compact and lightweight format<\/strong>.<\/p>\n

        The system features a 8″ neodymium woofer<\/strong> with a 64 mm \/ 2.5″ split winding copper voice coil<\/strong>, combined with an internal amplification system capable of delivering 850 W RMS<\/strong>, ensuring powerful and controlled low-frequency response relative to its size and weight.<\/p>\n

        Key features:<\/p>\n

        \u2022 bi-amplified horn-loaded subwoofer<\/strong>
        \u2022 1 \u00d7 8″ high-efficiency neodymium woofer<\/strong>
        \u2022 integrated amplification with output for satellite or additional subwoofer<\/strong>
        \u2022 fully analog signal management system<\/strong>
        \u2022 ultra-compact size and lightweight design<\/strong><\/p>\n

        The LS450AHS<\/strong> is not just an active subwoofer, but a complete sound management system<\/strong>, ideal for compact professional setups for DJ sets and live performances.<\/p>\n","protected":false},"featured_media":6796,"template":"","meta":{"_acf_changed":false},"product_brand":[],"product_cat":[140],"product_tag":[],"class_list":{"0":"post-10854","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-subwoofer-en","8":"first","9":"instock","10":"sale","11":"featured","12":"taxable","13":"shipping-taxable","14":"purchasable","15":"product-type-simple"},"acf":[],"_links":{"self":[{"href":"https:\/\/www.amplificazionilombardi.it\/en\/wp-json\/wp\/v2\/product\/10854","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.amplificazionilombardi.it\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.amplificazionilombardi.it\/en\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.amplificazionilombardi.it\/en\/wp-json\/wp\/v2\/media\/6796"}],"wp:attachment":[{"href":"https:\/\/www.amplificazionilombardi.it\/en\/wp-json\/wp\/v2\/media?parent=10854"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.amplificazionilombardi.it\/en\/wp-json\/wp\/v2\/product_brand?post=10854"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.amplificazionilombardi.it\/en\/wp-json\/wp\/v2\/product_cat?post=10854"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.amplificazionilombardi.it\/en\/wp-json\/wp\/v2\/product_tag?post=10854"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}