JBL Consumer Products250 Crossways Park Drive, Woodbury, NY 11797Europe: 2. Route de Tours, 72500 Château du Loir, Francewww.jbl.com©2001 JBL, Incorporated.JBL is a registered trademark of JBL, Incorporated.Part No. 406-000-01570Refinements may be made on occasion to existing products without notice,but will always meet or exceed original specifications unless otherwise stated.Simply Cinema is a registered trademark of JBL, Incorporated.* Dolby and Pro Logic are trademarks of Dolby Laboratories.DTS® is a registered trademark of Digital Theater Systems, Inc.SCS 178/SCS 188 Satellite and Surround BackFrequency Response (-6dB): 90Hz – 22kHzSensitivity (2.83V/1m): 86dBNominal Impedance: 4 OhmsRecommended Amplifier Power 25 – 100 Watts RMS per ChannelDrive Units: 12mm Polyamide/Titanium Laminate Video-shielded HF100mm Paper Cone Video-shielded Mid/BassDimensions (H x W x D): 235mm x 140mm x 179mm (9.3" x 5.5" x 7")Weight: 2.8kg (6.2lb)SCS 178 and SCS 188 CenterFrequency Response (-6dB): 100Hz – 22kHzSensitivity (2.83V/1m): 88dBNominal Impedance: 4 OhmsRecommended Amplifier Power 25 – 100 Watts RMS per ChannelDrive Units: 12mm Polyamide/Titanium Laminate Video-shielded HFDual 100mm Paper Cone Video-shielded Mid/BassDimensions (H x W x D): 145mm x 402mm x 155mm (5.7" x 15.8" x 6.1")Weight: 4.5kg (9.9lb)SCS 178 Active SubwooferLow Frequency Cut-off: 35HzHigh Frequency Cut-off: 40 Hz - 160Hz VariableBuilt-in Power Amplifier: 100 Watts RMSDrive Unit: 200mm Paper Cone Long Throw Driver. Bass Reflex EnclosureDimensions (H x W x D): 450mm x 250mm x 360mm (17.7" x 9.8" x 14.2")Weight: 13.6kg (30lb)SCS 178 SystemFrequency Response (-6dB): 35Hz – 20kHzO W N E R ’ S G U I D EPRODUCT LINE:SCS 178 and SCS 188DESIGN GOAL: Bring the thrill of live performance and movie sound to thehome environment by calling on JBL’s professional engineering leadership.SATELLITE TYPE:Titanium-laminate-dome tweeter, reflex-loaded enclosureSUBWOOFER TYPE: Bass-reflex enclosurePORT DESIGN: FreeFlow™ flaredPROFESSIONAL REFERENCE: Cinema Loudspeaker Series®MODELNUMBER:P R O S O U N DC O M E S H O M E ™S P E C I F I C A T I O N S