BOSCH LBC 3090/01 ลำโพง Ceiling Loudspeaker
** ต้องการราคาพิเศษ งานระบบ กรุณาติดต่อ 02-991-8600 กด 2
หรือ 086-514-5515
- Suitable for speech and music reproduction
- Increased sensitivity
- Flush-mounting in ceiling cavity
- Easy to install
- Protective dust cover
- Optional certified fire dome
- Simple power setting
- Matching surface mounting box
- Comply with international safety regulations
Maximum power |
9 W |
Rated power |
6 / 3 / 1.5 W |
Sound pressure levelat 6 W / 1 W (1 kHz, 1 m) |
99 dB / 91 dB (SPL) |
Sound pressure levelat 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 |
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) |