Description
Bosch high-efficiency horn loudspeakers provide excellent speech reproduction and sound distribution for a wide scope of outdoor applications. They are ideal for sports grounds, parks, exhibitions, factories and swimming pools.
The LBC 3493/12 is a circular, 30 W horn loudspeaker with a large horn measuring 400 mm in diameter. It is made from a combination of aluminum with ABS for optimum strength and low weight. The edge of the horn is covered with PVC for protection against impact damage.
Fitur
- High efficiency drivers
- Wide opening angle
- Excellent speech reproduction
- Simple power setting
- Water- and dust protected to IP 65
- Versatile mounting bracket
- Complies with international installation and safety regulations
Spesifikasi
Electrical
Max power | 45W |
Rated power (PHC) | 30/15/7.5W |
Sound pressure level at rated power / 1W (1kHz, 1m) | 126dB/111 dB (SPL) |
Sound pressure level at rated power 1W (2kHz, 1m) | 127d8/112dB (SPL) |
Effective frequency range (1048) | 380Hz to 5kHz |
Opening angle | 1kHz/ 4 kHz (-6 dB) |
horizontal | 70°/40° |
vertical | 70°/40° |
Rated voltage | 100 V |
Rated impedance | 333 0hm |
Connection | 2m, 4-wire cable |
Mechanical
Dimensions (Lx W) | |
Aperture (LxW) | |
Aperture diameter | 400mm (15.751in) |
Overall length | 353mm (13.90in) |
Color | Light grey (RAL 7035) |
Weight | 3kg(6.61b) |
Environmental
Operating temperature | 25°C 10 +55 °C (-139F to +131 °F) |
Storage temperature | 40°C 10 +70°C (-40 °F to +158 °F) |
Relative humidity | <95% |