User manual ELECTRO-VOICE QRX-21275 DATASHEET

[. . . ] The fully rotatable horn means regardless of cabinet position, pattern control is userdetermined. The QRx-212/75 is a good solution for medium size rooms and audiences as a main PA providing moderate levels with good bass response and added punch in the lower and mid frequencies, satisfying most DJ and live band applications. [. . . ] The two-way full-range loudspeaker system shall be the ElectroVoice model QRx-212/75. Speaker Description Part Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (2) 12-inch woofers in vented enclosure HF Section & Components DH7 compression driver with 3-inch titanium diaphragm on asymmetric 75 x 50 horn System Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Switchable passive or biamp Recommended Active High-pass Frequency (12 dB/octave min. ) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45 Hz Recommended Active Crossover Frequency (24 dB/octave min. ) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1500 Hz Passive Crossover Frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1800 Hz Specifications Frequency Response -3 dB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75 Hz -10 dB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 Hz Axial Sensitivity SPL, 1 watt @ 1 m, Passive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101/112 dB Impedance Passive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 ohms Biamp . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4/8 ohms Power Handling Passive -- Long-term EIA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 600 watts Short-term peak . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2400 watts Biamp -- LF Long-term EIA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 600 watts Short-term peak . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] 07/2001 Part Number 38110-009 Rev A 12000 Portland Ave South, Burnsville, MN 55337, Phone: 952-884-4051, Fax: 952-884-0043 705 Progress Avenue, Unit 46, Scarborough, Ontario, Canada, M1H2X1, Phone: 416-431-4975, 800-881-1685, Fax: 416-431-4588 Hirschberger Ring 45, D94315, Straubing, Germany, Phone: +49 9421-706 0, Fax: +49 9421-706 287 Parc de Courcerin, Allee Lech Walesa, Lognes, 77185 Marne la Vallee, France, Phone: +33 1 6480-0090, Fax: +33 1 6480-4538 Unit 23, Block C, Slough Business Park, Slough Avenue, Silverwater, N. S. W. 2128, Australia, Phone: +61 2-9648-3455, Fax: +61 2-9648-5585 Unit E & F, 21/F, Luk Hop Industrial Bldg. , 8 Luk Hop St. , San PO Kong, Kowloon, Hong Kong, Phone: +852-2351-3628, Fax: +852-2351-3329 5-3-8 Funabashi, Setagaya-ku, Tokyo, 156-0055 Japan, Phone: +81 3-5316-5020, Fax: +81 3-5316-5031 3015A Ubi Rd 1, 05-10, Kampong Ubi Industrial Estate, Singapore 408705, Phone: +65-746-8760, Fax: +65-746-1206 Av. [. . . ]