{"id":399,"date":"2026-04-21T10:02:11","date_gmt":"2026-04-21T10:02:11","guid":{"rendered":"https:\/\/smartcinemas.in\/blog\/?post_type=product&p=399"},"modified":"2026-04-21T10:05:04","modified_gmt":"2026-04-21T10:05:04","slug":"products-sonus-faber-gravis-iii-reference-subwoofer","status":"publish","type":"product","link":"https:\/\/smartcinemas.in\/blog\/product\/products-sonus-faber-gravis-iii-reference-subwoofer\/","title":{"rendered":"Sonus faber Gravis III: The Ultimate High-End Reference Subwoofer"},"content":{"rendered":"

Table of Contents<\/strong><\/h2>\n
    \n
  1. Introduction to the Sonus faber Gravis III<\/span><\/li>\n
  2. Reference Aesthetics: The Olympica Nova Connection<\/span><\/li>\n
  3. Key Technical Specifications<\/span><\/li>\n
  4. Revolutionary App Control and Digital Calibration<\/span><\/li>\n
  5. The Power of the 10″ Ultra-Long Throw Driver<\/span><\/li>\n
  6. Why the Sonus faber Gravis III is a Must-Have<\/span><\/li>\n
  7. Frequently Asked Questions (FAQ)<\/span>\u00a0<\/span><\/span><\/span><\/li>\n<\/ol>\n
    <\/div>\n

    1. Introduction to the Sonus faber Gravis III<\/strong><\/h3>\n
    The\u00a0Sonus faber Gravis III<\/strong>\u00a0is where raw physical power meets intelligent digital management. As a significant step up from the Gravis I and II, this model is designed for listeners who require absolute precision in their low-frequency reproduction. It is not merely a bass speaker; it is a sophisticated acoustic tool that integrates into your room’s unique environment.\u00a0<\/span><\/span><\/span><\/div>\n
    By utilizing a high-performance active driver and a specialized Class AB amplifier, the\u00a0Sonus faber Gravis III<\/strong> achieves a level of “fast” bass that perfectly tracks the most rapid musical transients. Whether it\u2019s the visceral impact of a drum kit or the sustained low notes of an organ, this subwoofer handles it with effortless authority.<\/div>\n
    <\/div>\n

    2. Reference Aesthetics: The Olympica Nova Connection<\/strong><\/h3>\n
    The design of the\u00a0Sonus faber Gravis III<\/strong>\u00a0is inspired by the award-winning Olympica Nova series. The top surface is covered in hand-selected leather, while the sides feature real wood veneers with the signature Sonus faber metal string accents.\u00a0<\/span><\/span><\/span><\/div>\n
    This level of craftsmanship ensures that the\u00a0Sonus faber Gravis III<\/strong>\u00a0looks as premium as it sounds. It is designed to be displayed proudly, serving as a functional work of art that enhances the visual appeal of any high-end listening room.\u00a0<\/span><\/span><\/span><\/div>\n
    <\/div>\n

    3. Key Technical Specifications<\/strong><\/h3>\n
    The\u00a0Sonus faber Gravis III<\/strong>\u00a0provides a substantial upgrade in power and technology:\u00a0<\/span><\/span><\/span><\/div>\n
    <\/div>\n
    \n\n\n\n\n\n\n\n\n\n
    Feature\u00a0<\/span><\/span><\/span><\/th>\nSpecification<\/th>\n<\/tr>\n
    System Type<\/strong><\/td>\nClosed box loaded, active subwoofer<\/td>\n<\/tr>\n
    Drive Unit<\/strong><\/td>\n10″ ultra-long throw, sandwich honeycomb cone<\/td>\n<\/tr>\n
    Amplifier Type<\/strong><\/td>\nHigh-linearity Class AB (600W RMS \/ 900W Peak)<\/td>\n<\/tr>\n
    Frequency Response<\/strong><\/td>\n25 Hz to fc (user adjustable)<\/td>\n<\/tr>\n
    Inputs<\/strong><\/td>\nLFE (RCA\/XLR), Line Level (RCA), High Level (Speakon\u00ae)<\/td>\n<\/tr>\n
    Connectivity<\/strong><\/td>\nBluetooth control via dedicated App<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n
    <\/div>\n
    <\/div>\n

    4. Revolutionary App Control and Digital Calibration<\/strong><\/h3>\n
    One of the standout features of the\u00a0Sonus faber Gravis III<\/strong>\u00a0is its dedicated control application. No longer do you have to crawl behind the subwoofer to make adjustments. Using your smartphone, you can control:\u00a0<\/span><\/span><\/span><\/div>\n
      \n
    • Volume and Mute:<\/strong>\u00a0Fine-tune levels from your listening position.<\/span><\/li>\n
    • Crossover Frequency:<\/strong>\u00a0Seamlessly blend the sub with your main speakers.<\/span><\/li>\n
    • Phase Adjustment:<\/strong>\u00a00\u00b0 to 360\u00b0 for perfect timing alignment.<\/span><\/li>\n
    • Parametric EQ:<\/strong> Optimize the output to fix room-specific acoustic issues.<\/span><\/li>\n<\/ul>\n

      5. The Power of the 10″ Ultra-Long Throw Driver<\/strong><\/h3>\n
      The heart of the\u00a0Sonus faber Gravis III<\/strong>\u00a0is its 10-inch active driver. Unlike standard paper cones, this driver uses a sandwich honeycomb structure. This material is incredibly light but extremely rigid, preventing cone flex even when pushed to its 600W RMS limit.\u00a0<\/span><\/span><\/span><\/div>\n
      Paired with a high-current Class AB amplifier, the\u00a0Sonus faber Gravis III<\/strong>\u00a0delivers bass that is deep, “dry,” and free from the bloat commonly associated with lesser subwoofers.\u00a0<\/span><\/span><\/span><\/div>\n
      <\/div>\n

      6. Why the Sonus faber Gravis III is a Must-Have<\/strong><\/h3>\n
      The\u00a0Sonus faber Gravis III<\/strong> is for the enthusiast who wants zero compromises.<\/div>\n
        \n
      • XLR Connectivity:<\/strong>\u00a0Includes balanced LFE inputs for professional-grade, noise-free signal transmission.<\/span><\/li>\n
      • Musical Accuracy:<\/strong>\u00a0Specifically voiced to match the tonality of the Olympica Nova and Sonetto G2 lines.<\/span><\/li>\n
      • Intelligent Standby:<\/strong> Advanced power management that wakes the sub instantly when a signal is detected.<\/span><\/li>\n<\/ul>\n
        Explore the\u00a0Sonus faber Engineering Philosophy<\/span> for more on the DAD and Sandwich cone technologies.<\/div>\n
        <\/div>\n

        7. Frequently Asked Questions (FAQ)<\/strong><\/h3>\n

        Does the Sonus faber Gravis III support balanced XLR?<\/strong>
        Yes, the\u00a0Sonus faber Gravis III<\/strong> features a balanced XLR LFE input, making it ideal for high-end processors and long cable runs without interference.<\/h4>\n

        What is the difference between Gravis II and Gravis III?<\/strong>
        The\u00a0Sonus faber Gravis III<\/strong>\u00a0adds a more powerful 600W amplifier, a honeycomb sandwich cone for better rigidity, and full app-based digital control which is not available on the Gravis II.\u00a0<\/span><\/span><\/span><\/h4>\n

        Can the app help with room correction?<\/strong>
        While it provides a 4-band parametric EQ to help you manually correct room peaks, we recommend using the app from your primary listening seat to get the most accurate results.<\/h4>\n","protected":false},"excerpt":{"rendered":"

        The\u00a0Sonus faber Gravis III<\/strong>\u00a0is a reference-grade subwoofer that redefines low-frequency performance through advanced digital control and artisan Italian engineering. Designed to anchor the Olympica Nova and higher-end Sonetto collections, it delivers a massive, controlled, and deeply emotional soundstage for the most demanding audiophiles.<\/p>\n","protected":false},"featured_media":400,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[281],"product_cat":[91],"product_tag":[88,448,446,449,389,366,447,291,445,450],"class_list":{"0":"post-399","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-sonus-faber","7":"product_cat-dedicated-home-cinema","8":"product_tag-10-inch-subwoofer","9":"product_tag-app-controlled-subwoofer","10":"product_tag-gravis-iii-subwoofer","11":"product_tag-high-end-home-theater","12":"product_tag-italian-hi-fi","13":"product_tag-luxury-audio","14":"product_tag-reference-subwoofer","15":"product_tag-sonus-faber","16":"product_tag-sonus-faber-gravis-iii","17":"product_tag-xlr-subwoofer","19":"first","20":"instock","21":"shipping-taxable","22":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/smartcinemas.in\/blog\/wp-json\/wp\/v2\/product\/399","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/smartcinemas.in\/blog\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/smartcinemas.in\/blog\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/smartcinemas.in\/blog\/wp-json\/wp\/v2\/comments?post=399"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/smartcinemas.in\/blog\/wp-json\/wp\/v2\/media\/400"}],"wp:attachment":[{"href":"https:\/\/smartcinemas.in\/blog\/wp-json\/wp\/v2\/media?parent=399"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/smartcinemas.in\/blog\/wp-json\/wp\/v2\/product_brand?post=399"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/smartcinemas.in\/blog\/wp-json\/wp\/v2\/product_cat?post=399"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/smartcinemas.in\/blog\/wp-json\/wp\/v2\/product_tag?post=399"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}