4540ND - 1" LIGHTWEIGHT NEODYMIUM DRIVER
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4540ND - 1" LIGHTWEIGHT NEODYMIUM DRIVER |
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THE SMALLEST, LIGHTEST & LOUDEST 1" HF DRIVER IN ITS' CLASS! |
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H.F. DRIVER
MODEL |
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Specifications |
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Throat Diameter |
1" |
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Impedance |
8
ohms |
| AES Power Handling | 60 watts |
| Peak Power Handling | 300 watts |
| Frequency Range | 1200Hz - 30kHz |
| Recommended Crossover Frequency | 1900Hz or higher |
| Sensitivity (1W/1m) | 118dB 1w@1m w/ Plane Wave Tube |
| Sensitivity (1W/1m) | 113dB 1w@1m w/ CD Horn |
| Maximum SPL | 132dB @ 60 Watts |
| Voice Coil Diameter | 1.5" / 38.1mm |
| Flux Density | 2.2 |
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Mounting Information |
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| Overall Diameter |
2.83" / 72mm |
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Overall
Depth |
1.77" / 45mm |
| Mounting Type | Screw-on |
| External Mounting Thread Size | 1.375" / 35mm |
| Net Weight | 1.16 lb. / 0.53 kg. |
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Materials |
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| Diaphragm | Polyester |
| Voice Coil Material | Copper Clad Aluminum |
| Voice Coil Former | Kapton |
| Magnet | Neodymium |
| FREQUENCY RESPONSE CURVE W/ CD 90 x 75 HORN | |
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US Speaker, LLC
