خانه صوت و کنفرانس بوشPublic Address and Voice AlarmLoudspeakers Cabinet

LB1‑UMx0E Premium‑sound Cabinet Loudspeaker Range

دریافت دیتاشیت

Technical Specifications
Electrical Product LB1‑UM20E‑(D/L) LB1‑UM20E‑(D/L)
Description Premium‑sound Cabinet
Loudspeaker		 Premium‑sound Cabinet
Loudspeaker
Maximum power 30 W 75 W
Rated power (PHC) 20 W 50 W
Power tapping 20 / 10 / 5 / 2.5 W 50 / 25 / 12.5 / 6.25 W
Sound pressure level
at rated power / 1 W (1 kHz, 1 m)		 101 dB / 88 dB (SPL) 108 dB / 91 dB (SPL)
Sound pressure level at rated
power / 1 W (1 kHz, 4 m)		 87 dB / 74 dB (SPL) 94 dB / 79 dB (SPL)
Effective frequency range (-10 dB) 90 Hz to 20 kHz 90 Hz to 20 kHz
Opening angle at 1 kHz / 4 kHz (-6 dB)
horizontal 174° / 136° 186° / 126°
vertical 127° / 141° 127° / 141°
Product
Rated input voltage Rated
impedance		   12.65 V 70 V 100 V
20 W 8 Ohm 250 Ohm 500 Ohm
10 W N.A 500 Ohm 1000 Ohm
5 W N.A. 1000 Ohm 2000 Ohm
2.5 W N.A. 2000 Ohm 4000 Ohm
Product LB1‑UM50E‑(D/L)
Rated input voltage Rated
impedance		 - 20 V 70 V 100 V
50 W 8 Ohm 100 Ohm 200 Ohm
25 W N.A. 200 Ohm 400 Ohm
12.5 W N.A. 400 Ohm 800 Ohm
6.25 W N.A. 800 Ohm 1600 Ohm
Mechanical Product LB1‑UM20‑(D/L) LB1‑UM50‑(D/L)
Dimensions (W x D) 274x160x180mm 10.78x6.29x7.08in 405x160x180mm 15.94x6.29x7.08in
Loudspeaker diameter
Woofer 134.5 mm (5 in) 134.5 mm (5 in)
Dome tweeter 25.4 mm (1 in) 25.4 mm (1 in)
Material
Cabinet Aluminum Aluminum
Front grille Aluminum Aluminum
Top and bottom ABS ABS
Color White (RAL 9010) (L) or
Charcoal (RAL 7021) (D)		 White (RAL 9010) (L) or
Charcoal (RAL 7021) (D)
Weight 3.88 kg (8.55 lb) 5.58 kg (12.30 lb)
Environmental Operating temperature -25 ºC to +55 ºC (-13 ºF to +131 ºF)
Storage temperature -40 ºC to +70 ºC (-40 ºF to +158 ºF)
Relative humidity <95%
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