{"id":30388,"date":"2025-12-12T22:02:07","date_gmt":"2025-12-12T20:02:07","guid":{"rendered":"https:\/\/roadtunes.lv\/?post_type=product&#038;p=30388"},"modified":"2025-12-12T22:10:07","modified_gmt":"2025-12-12T20:10:07","slug":"ground-zero-gzw-12-30a","status":"publish","type":"product","link":"https:\/\/roadtunes.lv\/?product=ground-zero-gzw-12-30a","title":{"rendered":"Ground Zero GZW 12-30A"},"content":{"rendered":"<h3 class=\"block-title\">Description<\/h3>\n<div class=\"block-content\">\n<p>Ground Zero\u2032s 30th anniversary limited edition subwoofer is finally here!<\/p>\n<p>This Klippel optimized subwoofer encapsulates the knowledge and expertise gathered by Ground Zero over its 30-year journey, making this subwoofer a true work of art: a black-painted open cast frame, a well-ventilated big magnet, gold-plated weight connectors, a pressed paper cone, a long stroke surround with golden stitching, and all of this is crowned by a carbon fiber dust cap with a golden Ground Zero logo.<\/p>\n<p>This subwoofer doesn\u2032t leave you cold even based on its technical specifications: FS 26.5 Hz, 1500W continuous power handling, 45mm Xmax!!! and a 3\u2033 voice coil.<\/p>\n<p>This subwoofer is recommended to be installed in a 90L vented enclosure.<\/p>\n<h3 class=\"block-title\">Specifications<\/h3>\n<div class=\"block-content\">\n<p>Model High-Quality SPL subwoofer<br \/>\nDiameter 30 cm \/ 12\u2033<br \/>\nPower handling (RMS\/SPL) 1500 \/ 3500 Watts<br \/>\nImpedance 2x 2 Ohm<br \/>\nEfficiency 85 dB<br \/>\nPower recommendation 1000 \u2013 3500 Watts<br \/>\nVoice coil 75 mm \/ 3\u2033 Copper<br \/>\nCone Reinforced paper<br \/>\nMax. Excursion (Xmax) 45 mm \/ 1.77\u2033<br \/>\nMounting \u00d8 284 mm \/ 11.18\u2033<br \/>\nMounting depth 198 mm \/ 7.80\u2033<br \/>\nResonance frequency (Fs) 26.5 Hz<br \/>\nDamping ratio (Qts) 0.52<br \/>\nEquiv. air volume (Vas) 30,6 L \/ 1.08 cu.ft.<\/p>\n<p>Enclosure recommendation<\/p>\n<p>Vented: 90 Liter netto<br \/>\nPort area: 40 x 250 mm<br \/>\nPort length: 257 mm<br \/>\nFrequency: 25 Hz<\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>12\u2033 Subwoofer<br \/>\n30th Anniversasy model<br \/>\n3500W<br \/>\n2 x 2 Ohm<br \/>\n3\u2033 voice coil<\/p>\n","protected":false},"featured_media":30392,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"etheme_brands":[{"term_id":291,"name":"Ground zero","slug":"ground-zero","term_group":0,"term_taxonomy_id":291,"taxonomy":"brand","description":"","parent":0,"count":370,"filter":"raw"}],"product_cat":[27,323],"product_tag":[107],"_links":{"self":[{"href":"https:\/\/roadtunes.lv\/index.php?rest_route=\/wp\/v2\/product\/30388"}],"collection":[{"href":"https:\/\/roadtunes.lv\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/roadtunes.lv\/index.php?rest_route=\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/roadtunes.lv\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=30388"}],"version-history":[{"count":1,"href":"https:\/\/roadtunes.lv\/index.php?rest_route=\/wp\/v2\/product\/30388\/revisions"}],"predecessor-version":[{"id":30393,"href":"https:\/\/roadtunes.lv\/index.php?rest_route=\/wp\/v2\/product\/30388\/revisions\/30393"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/roadtunes.lv\/index.php?rest_route=\/wp\/v2\/media\/30392"}],"wp:attachment":[{"href":"https:\/\/roadtunes.lv\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=30388"}],"wp:term":[{"taxonomy":"brand","embeddable":true,"href":"https:\/\/roadtunes.lv\/index.php?rest_route=%2Fwp%2Fv2%2Fetheme_brands&post=30388"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/roadtunes.lv\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=30388"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/roadtunes.lv\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=30388"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}