User Manual
Page 2
... 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 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...
... 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 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...
User Manual
Page 4
... 326-8000 Tel.: 34 (945) 283588 ALPINE ELECTRONICS OF CANADA, INC. Cedex, France Tel.: 33 (1) 4863-8989 ALPINE ITALIA S.p.A. Viale C. 0395mm [ 15 e186mm [7-13/ o350mm 113 z 348.6mm 13-314" 370mm [ 14-9/16' E E E 8 ti 23.75mm [15/16 223.75mm [8-13/16"] SWR-1521D 5mm [ 3/16"] 23.75mm [15//...1166"1] 223.75mm [8-13/16"] SWR-1541D 5mm [ 3/16"] 0 275mm 10-...
... 326-8000 Tel.: 34 (945) 283588 ALPINE ELECTRONICS OF CANADA, INC. Cedex, France Tel.: 33 (1) 4863-8989 ALPINE ITALIA S.p.A. Viale C. 0395mm [ 15 e186mm [7-13/ o350mm 113 z 348.6mm 13-314" 370mm [ 14-9/16' E E E 8 ti 23.75mm [15/16 223.75mm [8-13/16"] SWR-1521D 5mm [ 3/16"] 23.75mm [15//...1166"1] 223.75mm [8-13/16"] SWR-1541D 5mm [ 3/16"] 0 275mm 10-...