ลำโพงเพดาน ยี่ห้อ BOSCH รุ่น LBC3090/01
Technical specifications
Electrical*
- Maximum power 9 W
- Rated power 6 / 3 / 1.5 W
- Sound pressure level at 6 W / 1 W (1 kHz, 1 m) 99 dB / 91 dB (SPL)
- Sound pressure level at 6 W / 1 W (4 kHz, 1 m) 103 dB / 95 dB (SPL)
- Effective frequency range (-10 dB) 70 Hz to 18 kHz
- Opening angle at 1 kHz/4 kHz (-6 dB) 160° / 55°
- Rated voltage 100 V
- Rated impedance 1667 ohm
- Connector 2-pole push-in terminal block
- * Technical performance data acc. to IEC 60268-5
Mechanical
- Diameter 210 mm (8.3 in)
- Maximum depth 88 mm (3.5 in)
- Mounting cut-out 182 + 5 mm (7.2 in)
- Speaker diameter 152.4 mm (6 in)
- Weight 1.1 kg (2.4 lb)
- Color White (RAL 9010)
- Magnet weight 150 g (5.3 oz)
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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