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| 图片 | 型号 | 价格 | 数量 | 库存 | 制造商 | 描述 | Series | Part Status | Packaging | Technology | Port Location | Ingress Protection | Termination | Size / Dimension | Height - Seated (Max) | Type | Impedance | Frequency Range | Shape | Frequency - Self Resonant | Efficiency - dBA | Efficiency - Testing | Efficiency - Type | Power - Rated | Power - Max | Material - Cone | Material - Magnet | |
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Mallory Sonalert Products Inc. | SPEAKER 8OHM 250MW TOP PORT 84DB | PSR | Active | Bulk | Magnetic | Top | - | Solder Pads | 0.709" Dia (18.00mm) | 0.118" (3.00mm) | General Purpose | 8 Ohms | 1.8kHz ~ 4kHz | Round | 1800Hz | 84.00 | 1W/1M | Sound Pressure Level (SPL) | 250mW | 300mW | Polyester, Polyethylene Terephthalate (PET) | Ferrite |
