Manual de usuario B&C Speakers, modelo Midrange 8PE21
8PE21 Midrange 400 W continuous program power capacity 50 mm (2 in) copper voice coil 90 - 5000 Hz response 98 dB sensitivity Shorting copper cap for extended HF response i 1 IT i J I / *1 1 ■ft 1 r f 'ft An 1 \\ Jy) u <0 C o X ¥ « 'x re o O £ Specification Nominal Diameter 200 (8) mm (in) Nominal Impedance (1) 8 Ohm Minimum Impedence 7.2 Ohm Nominal Power Handling (2) 200 W Continuous Power Handling (3) 400 W Sensitivity (1W/1m) (4) 98 dB Frequency Range 90 - 5000 Hz Voice Coil Diameter 50 (2) mm (in) Winding Material Copper Former Material Kapton Winding Depth 9.5 (3/8) mm (in) Magnetic Gap Depth 8 (5/16) mm (in) Flux Density 1.25 T Thiele & Small Parameters Fs 87.5 Hz Re 5.6 Ohm Qes 0.2 Qms 3.8 Qts 0.19 Vas 13 (0.46) dm3 (ft3) Sd 220 (34.1) cm2 (in2) Eta Zero 4.1 % Xmax +/- 1 mm Xvar +/- 4.5 mm Mms 18 g Bl 16.6 Txm Le 0.5 mH Mounting and Shipping Info Overall Diameter 225 mm (8.8 in) Bolt Circle Diameter 210 mm (8.3 in) Baffle Cutout Diameter 187 mm (7.4 in) Depth 91 mm (3.6 in) Flange and Gasket Thickness 11 mm (0.4 in) Net Weight 4.2 kg (9.2 lb) Shipping Weight 4.55 kg (10 lb) Shipping Box 220x220x130 mm (8.7x8.7x5.1 in) For different impedances, please ask. 2 hours test made with continuous pink noise signal (6 dB crest f...
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