I am searching for technical specifications for an Electro-Voice SB180 subwoofer.? - folded horn calculation
The SB180 model is a model, folded horn, and not on the official website of EA.
Monday, February 15, 2010
Folded Horn Calculation I Am Searching For Technical Specifications For An Electro-Voice SB180 Subwoofer.?
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Typical Axial Frequency Response
(third octave pink noise sweep, anechoic chamber, 4 volts at 10 meters, normalized for 1 watt / 1 meter 40-250 Hz low-frequency 3 dB-down-40 Hz low-frequency limit useful
(10-dB-down): 31 Hz half-space reference efficiency:
6.0% of electricity in the long term average processing capacity of RS ANSI / EIA 426-A-1980 600 Watts Maximum Woofer Acoustic Output: 36 Watts Sensitivity (SPL at 1 meter, 1 watt input, anechoic environment, band limited pink noise, 50 to 200 Hz): 99 dB beam angle of 6 dB points below the polar Answers: Basically omniderectional Distortion, 0.1 Full Power Input second harmonic, 100 Hz: -52 dB, 0, 25% third harmonic, 100 Hz - 44 dB, 0 , 63% Transducer Complement: EVX-180B security settings Frequency response: 38 Hz PubRecommended crossover frequency: 250 Hz or less Recommended Crossover Slope: 12 dB / octave nominal impedance 8 ohms Minimum: 6.1 Ohms Input Connections: Two Neutrik Speakon NL4MPR V-Editing: Surface container with mounting bracket for use with satellite speaker system materials cabinet: black, textured, painted 3 / 4 "void-free plywood grid: black with a height of perforated metal housing Dimensions: 603.3 mm (23.75 inches) Height: 806, 5 mm (31.75 in.) Net weight of 46.3 kilograms (102 pounds) shipping weight 50.9 kilograms (112 lb)
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