Opera Callas loudspeaker Specifications
Sidebar 1: Specifications
Description: Two-way, reflex-loaded, stand-mounted loudspeaker. Drive-units: two 1" dome tweeters, one magnesium-cone woofer, three rear-firing dome tweeters. Crossover frequencies: "around 1500Hz," front drivers; 2kHz, rear tweeters. Frequency range: 32Hz25kHz. Sensitivity of 86dB/W/m. Nominal impedance: 4 ohms.
Dimensions: 14.8" (376mm) H by 9" (229mm) W by 13.4" (340mm) D. Weight: about 57 lbs (26kg) each.
Serial numbers of review samples: .
Manufacturer: Opera Loudspeakers, A.R.I.A. Advanced Research in Audio, via Barone 4, 31030 Dosson di Casier (Treviso), Italy. Tel: (39) 0422-633547. Fax: (39) 0422-633550. Web: www.operaloudspeakers.com. US distributor: Colleen Cardas Imports. Web: www.colleencardasimports.com.