我的位置：
爱思创Extron电子-带 8" 低音扩音器和 70/100 V 变压器的双路 SoundField® 吊顶式天花板扬声器-SF 228T
厂家报价：面议
产品状态：(在产)
带 8" 低音扩音器和 70/100 V 变压器的双路 SoundField® 吊顶式天花板扬声器 SF 228T
产品品牌：
爱思创EXTRON
产品类别：
产品中心
地址：中国上海市松江区茸华路 686 号
电话：4000.398766、 021-3760 1568(联系就说在DAV音视工程网上看到的)
| 经销商 | 联系方式 | 价格 |
|---|---|---|
| 爱思创Extron电子 | 4000.398766、 021-3760 1568 | 面议 |
| SF 228T | |||
| Audio/acoustic and electrical | |||
|---|---|---|---|
| Speaker type | 2-way, full-range, in-ceiling speaker | ||
| Frequency range | 50 Hz to 20 kHz, -10 dB, half space | ||
| Power capacity | 60 W (rms) continuous pink noise (per IEC 60268-5) 120 W (rms) continuous program |
||
| Nominal sensitivity | 89 dB SPL, 1 watt, 1 m, half space | ||
| Nominal coverage angle | 90° conical coverage | ||
| Nominal impedance | 8 ohms per speaker | ||
| Crossover frequency | 4.5 kHz | ||
| Woofer | (1) 8" (203 mm) polypropylene cone with moisture resistant coating | ||
| Tweeter | (1) 1" (25 mm) silk dome | ||
| Input connectors | (1) 10 mm Euro-style captive screw terminal block, 7 pole (for transformer input) (1) 10 mm Euro-style captive screw terminal block,2 pole (for direct 8 ohm input) |
||
| Tap settings | |||
| 70 V input | 32 W, 16 W, 8 W, 4 W, 2 W, null (bypass 8 ohm direct connection) | ||
| 100 V input | Null, 32 W, 16 W, 8 W, 4 W, 2 W (bypass 8 ohm direct connection) | ||
| General | |||
| Package | 2 speakers (1 pair) with 2' (61 cm) cross bars | ||
| Temperature/humidity | Storage: -40 to +158 °F (-40 to +70 °C) / 10% to 90%, noncondensing Operating: +32 to +122 °F (0 to +50 °C) / 10% to 90%, noncondensing |
||
| Mounting | Drops into 2' x 2' (61 cm x 61 cm) or 2' x 4' (61 cm x 122 cm) suspended tile ceilings | ||
| Enclosure type | Composite, square, with metal grille | ||
| Enclosure outer dimensions | 5.3" H x 23.75" W x 23.75" L (13.5 cm H x 60.3cm W x 60.3cm L) |
||
| Product weight | Single: 18.5 lbs (8.4 kg) | ||
| Shipping weight | Pair: 45 lbs (21 kg) with mounting kit | ||
| Vibration | ISTA 1A in carton (International Safe Transit Association) | ||
| Regulatory compliance | |||
| Safety | CE, NFPA90A, NFPA70; UL Listed for use in plenum airspaces: meets UL2043 for heat and smoke release, meets UL1480 for commercial and professional audio systems |
||
| Environmental | Complies with the appropriate requirements of RoHS, WEEE | ||
| Product warranty | 5 years parts and labor | ||
|
|||
|
|||
 |
|||
 |
|||
| (8.0-091112-D4) | |||
