{"id":85,"date":"2019-04-16T15:23:01","date_gmt":"2019-04-16T21:23:01","guid":{"rendered":"https:\/\/adcaraudio.com\/store\/?post_type=product&#038;p=85"},"modified":"2021-04-27T16:35:01","modified_gmt":"2021-04-27T22:35:01","slug":"ad2108-d4","status":"publish","type":"product","link":"https:\/\/adcaraudio.com\/store\/product\/ad2108-d4\/","title":{"rendered":"AD2108 D4"},"content":{"rendered":"<p style=\"background-color: rgba(0, 0, 0, 0) !important;\">The 2100 series 8 employs a finely-tuned balance of damping and motor force to achieve high efficiency, offering exceptional versatility and performance in a variety of real-world functions:<\/p>\n<p style=\"background-color: rgba(0, 0, 0, 0) !important;\">Paired with a traditional (4th order) bass-reflex enclosure, the subwoofer\u2019s output can be focused along a narrow bandwidth for use in sheer loudness \/ SPL applications. In a 6th order bass-reflex, the output can be spread along a wider frequency range, shifting emphasis onto sound quality with articulate delivery and highly controlled excursion.<\/p>\n<pre><strong>Fs<\/strong>\t52.490 Hz\r\n<strong>Qms<\/strong>\t4.970\r\n<strong>Vas<\/strong>\t4.160 l\r\n<strong>Cms<\/strong>\t0.060 mm\/N\r\n<strong>Mms<\/strong>\t134.200 g\r\n<strong>Rms<\/strong>\t8.990 kg\/s\r\n<strong>Dia<\/strong>\t162.740 mm\r\n<strong>Sd<\/strong>\t208.000 cm\u00b2\r\n\t\r\n<strong>Qes<\/strong>\t0.720\r\n<strong>Re<\/strong>\t7.240 \u03a9\r\n<strong>Le<\/strong>\t2.440 mH\r\n<strong>Z<\/strong>\t8.690 \u03a9\r\n<strong>Bl<\/strong>\t21.010 Tm\r\n<strong>Bl\u00b2\/Re<\/strong>\t60.920 N\u00b2\/W\r\n\r\n<strong>Qts<\/strong>\t0.630\r\n<strong>no<\/strong>\t0.070 %\r\n<strong>SPL<\/strong>\t81.170 dB\r\n<strong>EBP<\/strong>\t72\r\n\r\n<strong>Nominal Diameter<\/strong>\t\t8in\r\n<strong>Overall Diameter<\/strong>\t\t8.26in \/ 210mm\r\n<strong>Mounting Hole Diameter<\/strong>\t\t7.16in \/ 182mm\r\n<strong>Bolt Hole Circle Diameter<\/strong>\r\n<strong>Motor Outer Diameter<\/strong>\r\n<strong>Mounting Depth<\/strong>\t\t\t4.68in \/ 119mm\r\n<strong>Required Pole Vent Clearance<\/strong>\r\n<strong>Driver Displacement<\/strong>\t\t0.04 cu ft \/ 1.37l\r\n\r\n<strong>Minimum Sealed Volume<\/strong>\t\tN\/A\r\n<strong>Minimum Vented Volume<\/strong>\t\t0.49 cu ft \/ 14l net*\r\n\r\n* Tune for desired response<\/pre>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-524\" src=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/recommended_enc_2108_vented.png\" alt=\"\" width=\"800\" height=\"978\" srcset=\"https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/recommended_enc_2108_vented.png 800w, https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/recommended_enc_2108_vented-600x734.png 600w, https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/recommended_enc_2108_vented-245x300.png 245w, https:\/\/adcaraudio.com\/store\/wp-content\/uploads\/recommended_enc_2108_vented-768x939.png 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>The above designs have been engineered for a &#8220;two tier&#8221; balance of compatibility: First, between the cabin acoustics of a sedan, hatchback and an SUV, and second, between the two available voice coil configurations, for a total of six balance points. This ensures a linear response and optimal power handling for listening purposes under most circumstances. Please visit our <a href=\"https:\/\/adcaraudio.com\/store\/enclosure-design-service\/\">Enclosure Design Service<\/a> page for custom designs.<\/p>\n","protected":false},"excerpt":{"rendered":"<h3><\/h3>\n<p style=\"background-color: rgba(0, 0, 0, 0) !important;\">100W \u2013 500W optimal power range<br style=\"background-color: rgba(0, 0, 0, 0) !important;\" \/>Thermally-coupled aluminum cone &amp; dustcap.<br style=\"background-color: rgba(0, 0, 0, 0) !important;\" \/>Designed for use in small vented enclosures.<br style=\"background-color: rgba(0, 0, 0, 0) !important;\" \/>Engineered in the USA.<\/p>\n","protected":false},"featured_media":84,"template":"","meta":{"jetpack_post_was_ever_published":false,"jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"product_brand":[],"product_cat":[62],"product_tag":[],"class_list":{"0":"post-85","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-subwoofer-archives","8":"first","9":"outofstock","10":"sale","11":"taxable","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"aioseo_notices":[],"jetpack_publicize_connections":[],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/adcaraudio.com\/store\/wp-json\/wp\/v2\/product\/85","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/adcaraudio.com\/store\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/adcaraudio.com\/store\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/adcaraudio.com\/store\/wp-json\/wp\/v2\/media\/84"}],"wp:attachment":[{"href":"https:\/\/adcaraudio.com\/store\/wp-json\/wp\/v2\/media?parent=85"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/adcaraudio.com\/store\/wp-json\/wp\/v2\/product_brand?post=85"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/adcaraudio.com\/store\/wp-json\/wp\/v2\/product_cat?post=85"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/adcaraudio.com\/store\/wp-json\/wp\/v2\/product_tag?post=85"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}