{"product_id":"ground-zero-ultra-m-80","title":"Ground Zero ULTRA M-80","description":"\u003cp\u003e\u003cmeta charset=\"UTF-8\"\u003e \u003cspan\u003eGround Zero ULTRA speakers are designed for the most demanding music lover and are handcrafted from the finest materials.\u003c\/span\u003e\u003cbr\u003e \u003cbr\u003e\u003cspan\u003eThe speakers are selected to match each other as closely as possible, so you always get two elements manufactured at the same time and with the same specifications.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e \u003cspan\u003eThe ULTRA M-80 is a 3.15″ ultra-high-end midrange speaker with an open frame design and Kevlar cone for perfect sound quality!\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e \u003cspan\u003eA documented final technical inspection is included with the package.\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e \u003cspan\u003e- Kevlar® cone\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e- CCA voice coil\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e- Linear nitrile rubber suspension\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003e- Includes high-quality mounting brackets\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e \u003cspan\u003eThe speakers are delivered in an elegant wooden box.\u003c\/span\u003e\u003cbr\u003e \u003cspan\u003eSpeaker grilles are included in the package.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003c\/p\u003e\n\n\u003cp\u003e \u003cspan\u003e\u003cmeta charset=\"UTF-8\"\u003eGENERAL SPECIFICATIONS:\u003cbr\u003e\u003cbr\u003e Speaker type 80 mm \/ 3.15\" SQ midrange speaker\u003cbr\u003e Nominal impedance 4 ohms\u003cbr\u003e Frequency Response 150 Hz – 15 kHz\u003cbr\u003e Basket type Multipiece machined aluminum\u003cbr\u003e Cone material High-Tech Kevlar®\u003cbr\u003e Motor High-grade Neodymium\u003cbr\u003e Voice coil diameter 20 mm \/ 0.79\"\u003cbr\u003e Max. excursion (p2p)- Xmax 7 mm \/ 0.28“\u003c\/span\u003e \u003cbr\u003ePower handling (RMS) 70 Watts\u003cbr\u003e Power handling (max) 110 Watts\u003cbr\u003e Outer diameter 93.8 mm \/ 3.69\"\u003cbr\u003e Mounting diameter 76.5 mm \/ 3.01\"\u003cbr\u003e Mounting depth 42 mm \/ 1.65\"\u003cbr\u003e\u003cbr\u003e PARAMETERS:\u003cbr\u003e\u003cbr\u003e Resonance frequency - fs 127 Hz\u003cbr\u003e Efficiency - SPL 88 dB\u003cbr\u003e DC voice coil resistance - Re 3.5 ohms\u003cbr\u003e Driver's Q (nonelectrical losses only) - Qms 6.76\u003cbr\u003e Driver's Q (at fs) - Qes 0.43\u003cbr\u003e Total driver's Q - Qts 0.40\u003cbr\u003e Air vol. compliant to driver's suspension - Left 0.9 L\u003cbr\u003e Moving mass incl. acoustic load - Mms 3.15 g\u003cbr\u003e Product of magnetic flux density - BL 4.52 N\/A\u003cbr\u003e Mech. resistance of driver's suspension - Rms 0.37 kg\/s\u003cbr\u003e Compliance of driver's suspension - Cms 0.50 mm\/N\u003cbr\u003e Voice coil Inductance - LE 0.04 mH\u003cbr\u003e\u003cbr\u003e FEATURES:\u003cbr\u003e\u003cbr\u003e Ultra-high-end 80 mm \/ 3.15\" midrange speaker\u003cbr\u003e Tightly tolerated technical parameters\u003cbr\u003e High-Tech Kevlar® cone\u003cbr\u003e Linear moving NBR surround\u003cbr\u003e High-grade neodymium motor with copper cup\u003cbr\u003e Vented voice coil former reducing distortion\u003cbr\u003e Round CCAW wire voice coil increasing highest efficiency\u003cbr\u003e Fine-blasted, black anodized GZ-design basket from machined aluminum parts \u003cbr\u003eOptimized motor and voice coil ventilation\u003cbr\u003e Airflow-optimized aluminum cast spokes\u003cbr\u003e Gold-plated terminals\u003cbr\u003e Documented final technical inspection\u003cbr\u003e Wooden box packaging \/ in matching pairs\u003cbr\u003e NRG protection grills with aluminum ring\u003c\/p\u003e","brand":"Ground Zero","offers":[{"title":"Default Title","offer_id":56758780133751,"sku":"GZ ULTRA M-80","price":899.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/5159\/4359\/files\/GZ-ULTRA-M-80-2024-Side2_0eabbe8f-1d03-4d40-bef2-dc8fb9bf2523.png?v=1771440834","url":"https:\/\/hifikaupat.fi\/en\/products\/ground-zero-ultra-m-80","provider":"Hifikaupat.fi ","version":"1.0","type":"link"}