Detailed instructions for use are in the User's Guide.
[. . . ] These quality loudspeakers are designed for continuous, trouble-free service. The die cast aluminum frame houses a magnetic structure fabricated of heavy gauge steel. [. . . ] Copper Voice Coil Support Material: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Kapton®** Cone Excursion: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5. 2 mm (0. 205 in. ) spade lug type Transformer: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Pigtails Mounting Data: Baffle Opening: 96. 8 mm (3. 812 in. ) diameter (rear mounted) 104. 8 mm (4. 125 in. ) diameter (front mounted) Mounting Bolt Centers: 4 equally spaced slots 90° apart on 120. 7 mm (4. 75 in. ) diameter circle Dimensions: Diameter: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134. 9 mm (5. 312 in. ) 405-8H: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54. 0 mm (2. 125 in. ) depth 405-4T: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 103. 2 mm (4. 063 in. ) depth Weight: 405-8H: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (0. 94 kg) 405-4T: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . (1. 2 kg) Color: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Black ** Kapton® is a registered trademark of DuPont.
Architects' and Engineers' Specifications
MODEL 405-8H MODEL 405-4T
The loudspeaker shall meet the following performance and structural criteria. Pressure sensitivity, 90 dB-SPL when measured at one meter on axis with 1 watt input of band-limited pink noise from 500 to 3000 Hz (Ref. : 20 µPa). The voice coil shall have a diameter of 1" and shall operate in a magnetic field of 1. 05 tesla derived from a Ferrite (V) magnet weighing at least 9. 4 ounces. [. . . ] 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 2-5-60 Izumi, Suginami-ku, Tokyo, Japan 168, Phone: 81-3-3325-7900, FAX:81-3-3325-7789 3015A Ubi Rd 1, 05-10, Kampong Ubi Industrial Estate, Singapore 408705, Phone: 65-746-8760, FAX: 65-746-1206 Av. 53390, Phone: (52) 5358-5434, FAX: (52) 5358-5588 4, The Willows Centre, Willow Lane, Mitcham, Surrey CR4 4NX, UK, Phone: 44 181 640 9600, FAX: 44 181 646 7084 12000 Portland Ave South, Burnsville, MN 55337, Phone: 952-887-7424, FAX: 952-887-9212 12000 Portland Ave South, Burnsville, MN 55337, Phone: 952-887-7491, FAX: 952-887-9212
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