1ใบ สีขาว TOA BS-1030W ตู้ลำโพง แบบแขวน ติดผนัง BS 1030 W BS-1030 BS1030 ตู้ ลำโพง ห้องประชุม ห้องเรียน เอไอ-ไพศาล

TOA BS-1030W ตู้ลำโพงสีขาว แบบแขวนติดผนัง THE TOA BS-1030 MUSIC/PAGING SPEAKER has exceptional sound quality and value for a wide variety of applications. Available in black and white, the versatile BS-1030 is designed for both indoor and outdoor use with a durable ABS resin enclosure and steel mesh grille. The two-way, bass-reflex design features a 4.72” (12 cm) cone woofer, 1” (2.5 cm) dome tweeter and built-in multi-tap transformer with screwdriver-adjustable power taps. A transformer bypass setting allows direct 8-ohm operation. Installation is fast and easy with the supplied mounting bracket or rear panel keyholes for horizontal or vertical surface-mounting. Enclosure Type 2-way bass-reflex system Rated Input 30 W Rated Impedance 8 Ω High impedance (100 V ลาย): 330 Ω (30 W), 500 Ω (20 W), 670 Ω (15 W), 1 k Ω (10 W), and 2 k Ω (5 W) High impedance (70 V ลาย): 170 Ω (30 W), 250 Ω (20 W), 330 Ω (15 W), 500 Ω (10 W), and 1 k Ω (5 W) Note: Impedance is changeable by means of the rotary switch. Sound Pressure Level 90 dB (1 W, 1 m) Frequency Response 80 - 20,000 Hz Internal Speakers Low frequencies: 12 cm dynamic speaker High frequencies:2.5 cm dome tweeter Operating Temperature Range - 10°C to +50°C Splash-Proof Capability IP-X3 (when the angle is specified in vertical or horizontal installation) Dimensions 196 (w) x 290 (h) x 150 (d) mm Weight 2.8 kg (speaker only) Finish BS-1030B Case: ABS resin, black, paint Grille: Pre-coated steel plate, black, paint Bracket: Pre-coated steel plate, black, paint