BOSCH LBC 3484/00 ลำโพงฮอร์น Horn Loudspeaker 50W.

▶ High efficiency driver
▶ Excellent speech reproduction 75 W (max power)
▶ Provision for inside mounting of the optional line/
loudspeaker supervision board
▶ Water-and dust protected to IP 65

Technical Specifications
Electrical

Maximum power 75 W
Rated power 50 / 25 / 12.5 W
Sound pressure level at 50 W / 1 W (1 kHz, 1 m) 130 dB / 110 dB (SPL)
Effective frequency range (-10dB)350 Hz to 4 kHz
Opening angle at 1 kHz/4 kHz (-6 dB) 60° / 28°
Rated voltage 100 V Rated impedance 200 ohm
Connector Screw terminal block

Mechanical
Dimensions (L x Dmax) 499 x 490 mm (20 x 19.6 in)
Weight 6 kg (13.22 lb)
Color Light grey (RAL 7035)
Cable diameter 6 mm to 12 mm
(0.24 in to 0.47 in)

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%