{"id":2234,"date":"2025-07-08T16:15:33","date_gmt":"2025-07-08T09:15:33","guid":{"rendered":"https:\/\/pltspeaker.com\/?post_type=product&#038;p=2234"},"modified":"2025-07-08T16:15:33","modified_gmt":"2025-07-08T09:15:33","slug":"8-sb23nrxs45-8-norex","status":"publish","type":"product","link":"https:\/\/pltspeaker.com\/th\/product\/8-sb23nrxs45-8-norex\/","title":{"rendered":"8&#8221; SB23NRXS45-8\/ Norex"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-2236\" src=\"https:\/\/pltspeaker.com\/wp-content\/uploads\/2025\/07\/8-SB23NRXS45-8-DRAWING-500x246-1-300x148.jpg\" alt=\"\" width=\"300\" height=\"148\" srcset=\"https:\/\/pltspeaker.com\/wp-content\/uploads\/2025\/07\/8-SB23NRXS45-8-DRAWING-500x246-1-300x148.jpg 300w, https:\/\/pltspeaker.com\/wp-content\/uploads\/2025\/07\/8-SB23NRXS45-8-DRAWING-500x246-1-18x9.jpg 18w, https:\/\/pltspeaker.com\/wp-content\/uploads\/2025\/07\/8-SB23NRXS45-8-DRAWING-500x246-1.jpg 500w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/> <img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-2237\" src=\"https:\/\/pltspeaker.com\/wp-content\/uploads\/2025\/07\/8-SB23NRXS45-8-GRAFIK-500x246-1-300x148.jpg\" alt=\"\" width=\"300\" height=\"148\" srcset=\"https:\/\/pltspeaker.com\/wp-content\/uploads\/2025\/07\/8-SB23NRXS45-8-GRAFIK-500x246-1-300x148.jpg 300w, https:\/\/pltspeaker.com\/wp-content\/uploads\/2025\/07\/8-SB23NRXS45-8-GRAFIK-500x246-1-18x9.jpg 18w, https:\/\/pltspeaker.com\/wp-content\/uploads\/2025\/07\/8-SB23NRXS45-8-GRAFIK-500x246-1.jpg 500w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/p>\n<h2 class=\"yikes-custom-woo-tab-title yikes-custom-woo-tab-title-features\">Features<\/h2>\n<ul>\n<li>Soft low damping rubber surround for improved transient response<\/li>\n<li>Shorting ring in motor system for reduced distortion<\/li>\n<li>Vented pole piece for reduced compression<\/li>\n<li>Vented cast aluminum chassis for optimum strength and low compression<\/li>\n<li>Shallow design<\/li>\n<li>Non-conducting fiber glass voice coil former for minimum damping<\/li>\n<li>CCAW voice coil for reduced moving mass<\/li>\n<li>Long life silver lead wires<\/li>\n<\/ul>\n<h2 class=\"yikes-custom-woo-tab-title yikes-custom-woo-tab-title-specs\">Specs<\/h2>\n<ul>\n<li>Nominal Impedance 8 \u03a9<\/li>\n<li>DC resistance, Re 5.6 \u03a9<\/li>\n<li>Voice coil inductance, Le 0.60 mH<\/li>\n<li>Effective piston area, Sd 216 cm<sup>2<\/sup><\/li>\n<li>Voice coil diameter 45.5 mm<\/li>\n<li>Voice coil height 19 mm<\/li>\n<li>Air gap height 6 mm<\/li>\n<li>Linear coil travel (p-p) 13 mm<\/li>\n<li>Magnetic flux density 0.86 T<\/li>\n<li>Magnet weight 0.8 kg<\/li>\n<li>Net weight 2.74 kg<\/li>\n<li>Free air resonance, Fs 27 Hz<\/li>\n<li>Sensitivity (2.83V\/1m) 88.5 dB<\/li>\n<li>Mechanical Q-factor, Qms 5.4<\/li>\n<li>Electrical Q-factor, Qes 0.41<\/li>\n<li>Total Q-factor, Qts 0.38<\/li>\n<li>Moving mass incl. air,Mms 24.5 g<\/li>\n<li>Force factor, Bl 7.5 Tm<\/li>\n<li>Equivalent volume, Vas 94 liters<\/li>\n<li>Compliance, Cms 1.42 mm\/N<\/li>\n<li>Mechanical loss, Rms 0.77 kg\/s<\/li>\n<li>Rated power handling* 60 W<\/li>\n<\/ul>\n<p>* IEC 268-5, T\/S parameters measured on drive units that are broken in.<\/p>","protected":false},"excerpt":{"rendered":"<p>.<\/p>","protected":false},"featured_media":2235,"template":"","meta":[],"product_brand":[47],"product_cat":[66],"product_tag":[],"class_list":{"0":"post-2234","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_brand-sb-acoustics","7":"product_cat-nrx-woofers","9":"first","10":"onbackorder","11":"taxable","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pltspeaker.com\/th\/wp-json\/wp\/v2\/product\/2234","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pltspeaker.com\/th\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pltspeaker.com\/th\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pltspeaker.com\/th\/wp-json\/wp\/v2\/media\/2235"}],"wp:attachment":[{"href":"https:\/\/pltspeaker.com\/th\/wp-json\/wp\/v2\/media?parent=2234"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/pltspeaker.com\/th\/wp-json\/wp\/v2\/product_brand?post=2234"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pltspeaker.com\/th\/wp-json\/wp\/v2\/product_cat?post=2234"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pltspeaker.com\/th\/wp-json\/wp\/v2\/product_tag?post=2234"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}