{"product_id":"ground-zero-gzhw-30-subwoofer","title":"Hydrogen GZHW 30","description":"\u003cp\u003eThe Hydrogen GZHW 30 from Ground Zero is a 12-inch high-performance Subwoofer with a power handling capacity of 1500 watts RMS and an SPL output of 3000 watts. The device features a 75 mm copper voice coil and a reinforced paper cone. The construction is based on a solid aluminum die-cast basket and a long-stroke U-shaped surround. Additional features include a 2-layer polycotton centering and a carbon dust cap. The Klippel-optimized unit is available in versions with an impedance of 2x1 ohm or 2x2 ohm. The efficiency is rated at 85 dB.\u003c\/p\u003e\n\u003cdiv\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003e12-inch (30 cm) Subwoofer\u003c\/li\u003e\n\u003cli\u003eHigh-performance design\u003c\/li\u003e\n\u003cli\u003ePower handling: 1500 watts RMS\u003c\/li\u003e\n\u003cli\u003ePower handling: 3000 watts SPL\u003c\/li\u003e\n\u003cli\u003ePower recommendation: 1000 – 3000 watts\u003c\/li\u003e\n\u003cli\u003e75 mm copper voice coil\u003c\/li\u003e\n\u003cli\u003eReinforced paper cone\u003c\/li\u003e\n\u003cli\u003eSolid aluminum die-cast basket\u003c\/li\u003e\n\u003cli\u003eLong-stroke U-shaped surround\u003c\/li\u003e\n\u003cli\u003e2-layer polycotton centering\u003c\/li\u003e\n\u003cli\u003eCarbon dust cap\u003c\/li\u003e\n\u003cli\u003eKlippel-optimized\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/div\u003e\n\u003cul\u003e\n\u003cli\u003eDiameter: 300 mm\u003c\/li\u003e\n\u003cli\u003eImpedance: 2x1 ohm or 2x2 ohm\u003c\/li\u003e\n\u003cli\u003eEfficiency: 85 dB\u003c\/li\u003e\n\u003cli\u003eMax. excursion (Xmax): 45 mm\u003c\/li\u003e\n\u003cli\u003eMounting diameter: 284 mm\u003c\/li\u003e\n\u003cli\u003eMounting depth: 198 mm\u003c\/li\u003e\n\u003cli\u003eResonance frequency (Fs): 39.1 Hz\u003c\/li\u003e\n\u003cli\u003eTotal Q factor (Qts): 0.56\u003c\/li\u003e\n\u003cli\u003eEquivalent air volume (Vas): 17.6 liters\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ground Zero","offers":[{"title":"D1 (2x1 Ohm)","offer_id":52701013016843,"sku":"GZHW-30-D1","price":360.11,"currency_code":"EUR","in_stock":true},{"title":"D2 (2x2 Ohm)","offer_id":52701013049611,"sku":"GZHW-30-D2","price":360.11,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/9478\/5927\/files\/ground-zero-hydrogen-gzhw-30-12-30cm-subwoofer-masori-kaufen.webp?v=1763768930","url":"https:\/\/masprori.com\/en\/products\/ground-zero-gzhw-30-subwoofer","provider":"Masori | Shop","version":"1.0","type":"link"}