Electro-Voice EVF-1122D/99-FG دليل المستخدم

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EVF-1122D/99-FG
Single 12” Two-Way
90° x 90° Full-Range
Fully-Weatherized
Loudspeaker System
Key Features:
• Fully-weatherized fiberglass finish with gland nut
and stainless-steel grille
• DH7N 3” (76 mm) diaphragm, 1.4” (36 mm) exit
pure titanium compression driver
• DVX3121A 12” (305 mm) LF transducer with fully
symmetric drive
• Advanced fourth-order crossover network with
HF protection
• Coverage pattern: 90° x 90° Constant
TM
Directivity 12” rotatable waveguide
• 97 dB sensitiv

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EVF-1122D/99-FG Loudspeaker System Frequency Response & Horizontal Off-Axis Frequency Impedance: Response: 110 316 110 100 100 100 90 90 80 10 80 On Axis 10° Horizontal 20° Horizontal 30° Horizontal Passive Mode, Half Space Impedance, Passive Mode 40° Horizontal 50° Horizontal 70 3.16 70 20 50 100 1000 10000 20000 20 50 100 1000 10000 20000 Frequency (Hz) Frequency (Hz) Vertical Off-Axis Frequency Vertical Off-Axis Frequency Response (Up): Response (Down): 110 110 100 100 90 90 80 80 On Axis 10

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Engineering Data Sheet Polar Plots (1/3 Octave): 400 Hz 500 Hz 630 Hz 800 Hz 1 kHz 1.25 kHz 1.6 kHz 2 kHz 2.5 kHz 3.15 kHz 4 kHz 5 kHz 6.3 kHz 8 kHz 10 kHz 12.5 kHz 16 kHz 20 kHz Horizontal = Black Vertical = Grey

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Dimension Drawings: End View Front View Side View Rear View EVF-1122D/99 Part Numbers • PRD000292-001 EVF-1122D/99-BLK, 90° x 90°, black finish • PRD000292-002 EVF-1122D/99-WHT, 90° x 90°, white finish CAUTION • PRD000292-003 EVF-1122D/99-PIB, 90° x 90°, black finish, This EVF loudspeaker should be suspended overhead only weather resistant in accordance with the procedures and limitations • PRD000292-004 EVF-1122D/99-PIW, 90° x 90°, white finish, specified in the EVF/EVH User Manual an