{"product_id":"sb-acoustics-sb15cac30-ceramic-tiefmitteltoner","title":"SB15CAC30 \/ Ceramic","description":"\u003cp\u003eThe SB Acoustics SB15CAC30 5\" (13cm) midwoofer with ceramic membrane is available in a 4 Ohm and 8 Ohm variant. The ultra-light and stiff membrane is driven by a powerful ferrite magnet. The resonance frequency around 30 Hz is well outside the usable range, allowing the driver to perform extremely linearly within the usable range and making it ideal for use in a 2-way setup or as a pure midrange driver. The generously vented centering spider optimizes the rear compression behavior to a maximum and provides additional cooling.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures: \u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eVentilated aluminum die-cast chassis for optimal strength and low compression\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eGeometrically reinforced ceramic cone for optimal piston operation and reduced breakage\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSoft, lightly dampening rubber surround for improved break-in behavior\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eNon-conductive glass fiber coil carrier for minimal damping\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eExtended copper sleeve on the pole shoe for low inductance and low distortion\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCCAW coil for reduced moving mass\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDurable silver wires\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eVentilated pole shoe for reduced compression\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eData 4 Ohm variant: \u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNominal impedance 4 Ω\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFrequency range 120Hz - 2.8kHz\u003c\/li\u003e\n\u003cli\u003eDirect current resistance, Re 3.1 Ω\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInductance of the oscillating coil, Le 0.12 mH\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eEffective membrane area, Sd 82 cm2\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDiameter of the vibrating coil 30.5 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHeight of the oscillating coil 15 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHeight of air gap 5 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eLinear coil stroke (p-p) 10 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMagnetic flux density 1.0 T\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWeight of the magnet 0.54 kg\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eNet weight 1.46 kg\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFree air resonance, Fs 32.5 Hz\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSensitivity (2.83 V \/ 1 m) 88 dB\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMechanical Q-factor, Qms 4.61\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eElectrical Q-factor, Qes 0.34\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTotal Q factor, Qts 0.31\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMoving mass including air, Mms 11.3 g\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePower factor, Bl 4.6 Tm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eEquivalence volume, VAS 20.2 liters\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompliance, Cms 2.12 mm\/N\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMechanical loss, Rms 0.5 kg\/s\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRated load capacity* 50 W\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e* IEC 268-5, T\/S-Parameter measured on retracted drives.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eData 8 Ohm variant: \u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNominal impedance 8 Ω\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFrequency range 120Hz - 2.8kHz\u003c\/li\u003e\n\u003cli\u003eDirect current resistance, Re 5.7 Ω\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInductance of the oscillating coil, Le 0.14 mH\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eEffective membrane area, Sd 82 cm2\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWinding coil diameter 30.5 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHeight of the oscillating coil 14 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHeight of air gap 5 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eLinear coil stroke (p-p) 10 mm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMagnetic flux density 1.0 T\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eWeight of the magnet 0.54 kg\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eNet weight 1.46 kg\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFree air resonance, Fs 35.5 Hz\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSensitivity (2.83 V \/ 1 m) 86 dB\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMechanical Q-factor, Qms 4.77\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eElectrical Q-factor, Qes 0.42\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eTotal Q factor, Qts 0.38\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMoving mass including air, Mms 10.7 g\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003ePower factor, Bl 5.7 Tm\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eEquivalence volume, VAS 17.9 liters\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eCompliance, Cms 1.88 mm\/N\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMechanical loss, Rms 0.5 kg\/s\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eRated load capacity* 50 W\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e* IEC 268-5, T\/S-Parameter measured on retracted drives.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0271\/9478\/5927\/t\/121\/assets\/5-sb15cac30-4-drawing.jpg\" alt=\"SB15CAC30 \/ Ceramic\" data-original=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0271\/9478\/5927\/files\/5-SB15CAC30-4-DRAWING_480x480.jpg?v=1631214074\"\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"SB Acoustics","offers":[{"title":"4 Ohm","offer_id":40502628614323,"sku":"SB15CAC30-4","price":99.0,"currency_code":"EUR","in_stock":true},{"title":"8 Ohm","offer_id":40502628647091,"sku":"SB15CAC30-8","price":99.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0271\/9478\/5927\/files\/sb-acoustics-sb15cac30-ceramic-5-13cm-tiefmitteltoner-masori-kaufen.webp?v=1778269421","url":"https:\/\/masori.de\/en\/products\/sb-acoustics-sb15cac30-ceramic-tiefmitteltoner","provider":"Masori | Shop","version":"1.0","type":"link"}