Alpine SWR-1541D User Manual - Page 2

• SPECIFICATIONS Model SWR-1521D SWR-1541D SWR-1221D SWR-1241D SWR-1021D SWR-1041D Size 15" 15" 12" 12" 10" 10" Impedance 2O+2O 4O+4O 2O+2O 4O+4O 2O+2O 4O+4O Power Handling (RMS/Peak) Frequency Response 500W/1500W Fs-1kHz 500W/1500W Fs-1kHz 300W/1000W Fs-1kHz 300W/1000W Fs-1kHz 300W/1000W Fs-1kHz 300W/1000W Fs-1kHz Sensitivity* 89dB 89dB 87dB 87dB 85dB 85dB D.C. Coil Resistance (Re) Inductance (Le) 1kHz/20kHz 1.8 O + 1.8O 4.0 O + 4.0O 1.8 O + 1.8O 3.6 O + 3.6O 1.8 O + 1.8O 3.6 O + 3.6O 3.72mH/1.15mH 6.20mH/1.86mH 2.41mH/0.84mH 3.85mH/1.34mH 2.67mH/0.88mH 3.92mH/1.39mH Free Air Resonance (Fs) 23Hz 24Hz 27Hz 28Hz 29Hz 30Hz Equivalent Stiffness (Vas) 98L 98L 58L 58L 29L 29L Qms/Qes/Qts 9.84/0.40/0.38 9.68/0.50/0.48 8.68/0.40/0.38 8.31/0.45/0.43 8.93/0.40/0.38 8.76/0.43/0.41 X max /X peak Mechanical Excursion (P-P) 16.5mm/33mm 68mm 14.5mm/29mm 13.35mm/26.7mm 13.87mm/27.74mm 13.35mm/26.7mm 13.87mm/27.74mm 68mm 55mm 55mm 55mm 55mm Gap/Coil Height (Hag/Hvc) 15mm/48mm 15mm/44mm l0mm/36.7mm l0mm/37.74mm 10mm/36.7mm l0mm/37.74mm Cone Area (Sd) Diaphragm Material Spider Material 754.77 cm2 754.77 cm2 467.59 cm2 467.59 cm2 320.47 cm2 320.47 cm2 Kevlar Reinforced Kevlar Reinforced Kevlar Reinforced Kevlar Reinforced Kevlar Reinforced Kevlar Reinforced Pulp Pulp Pulp Pulp Pulp Pulp Nomex Nomex Nomex Nomex Nomex Nomex Magnet Weight 129.6oz 129.6oz 89.4oz 89.4oz 64oz 64oz Voice Coil Diameter Displacement (front mount)** 65mm 0.249 ftA3 65mm 0.249 ftA3 50mm 0.128 ftA3 50mm 0.128 ftA3 50mm 0.092 ftA3 50mm 0.092 ft"3 Displacement (rear mount) 0.322 ftA3 0.322 ftA3 0.163 ftA3 0.163 ftA3 0.115 ftA3 0.115 ftA3 Added Volume (reverse mount)** 0.162 ft"3 0.162 ft"3 0.073 ft"3 0.073 ftA3 Recommended Sealed Box Volume 1.3-2.5 ftA3 1.3-2.5 ftA3 0.7-1.0 f"3 0.7-1.0 fA3 * This commonly misunderstood specification should not be used as a reference for subwoofer output capability. ** Based upon 3/4" (-20mm) baffle thickness, with opening cut to gasket inner diameter Notes: Thiel-Small parameters were measured and averaged after break-in. Various measurement techniques may produce different but equally valid results. All specifications are subject to change without notice 0.047 ft"3 0.5-0.8 fA3 0.047 ftA3 0.5-0.8 fA3 • SPECIFICATIONS Model SWR-1521D SWR-1541D SWR-1221D SWR-1241D SWR-1021D SWR-1041D Dimensions 15" 15" 12" 12" 10" 10" Impedance Puissance (RMS/Peak) 2O+2O 500W/1500W 4O+4O 500W/1500W 2O+2O 300W/1000W 4O +4O 300W/1000W 2O+2O 300W/1000W 4O+4O 300W/1000W Reponse en frequence Fs-1kHz Fs-1kHz Fs-1kHz Fs-1kHz Fs-1kHz Fs-1kHz Sensibilite 89dB 89dB 87dB 87dB 85dB 85dB Resistance en continu (Re) Inductance (Le) 1kHz/20kHz Frequence de resonnance (Fs) 1.8 O + 1.8O 3.72mH/1.15mH 23Hz 4.0 O + 4.0O 6.20mH/1.86mH 24Hz 1.8 O + 1.8O 2.41mH/0.84mH 27Hz 3.6 O + 3.6O 3.85mH/1.34mH 28Hz 1.8 O + 1.8O 2.67mH/0.88mH 29Hz 3.6 O + 3.6O 3.92mH/1.39mH 30Hz Raideur equivalente (Vas) 98L 98L 58L 58L 29L 29L Qms/Qes/Qts 9.84/0.40/0.38 9.68/0.50/0.48 8.68/0.40/0.38 8.31/0.45/0.43 8.93/0.40/0.38 8.76/0.43/0.41 X max / X crete 16.5mm/33mm 14.5mm/29mm 13.35mm/26.7mm 13.87mm/27.74mm 13.35mm/26.7mm 13.87mm/27.74mm Excursion mecanique (P-P) 68mm 68mm 55mm 55mm 55mm 55mm Largeur Entrefer/Bobime (Hag/Hvc) Surface de cone (Sd) 15mm/48mm 754.77 cm2 15mm/44mm 754.77 cm' 10mm/36.7mm 467.59 cm2 l0mm/37.74mm 467.59 cm2 10mm/36.7mm 320.47 cm2 10mm/37.74mm 320.47 cm2 Mambrane Kevlar renforce Kevlar renforce Kevlar renforce Kevlar renforce Kevlar renforce Kevlar renforce Suspension Poids de l'aimant Nomex 129.6oz Nomex 129.6oz Nomex 89.4oz Nomex 89.4oz Nomex 64oz Nomex 64oz Diametre de bobine 65mm 65mm 50mm 50mm 50mm 50mm Displacement (en avant) 0.249 ftA3 0.249 ftA3 0.128 ftA3 0.128 ft^3 0.092 ftA3 0.092 ftA3 Displacement (en arriere) 0.322 ftA3 0.322 ftA3 0.163 ftA3 0.163 ftA3 0.115 ftA3 0.115 ftA3 Volume en plus (en renverse) Volume de charge recommande 0.162 ft"3 1.3-2.5 ftA3 0.162 ftA3 1.3-2.5 ftA3 0.073 ftA3 0.7-1.0 f"3 0.073 ftA3 0.7-1.0 fA3 0.047 ft"3 0.5-0.8 fA3 0.047 ftA3 0.5-0.8 fA3