Speaker 18 Sound 12ND730, 8 ohm, 12 inch
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Eighteen Sound |
12ND730 |
12ND730-8 |
ALT120730WF08NA |
Cone driver |
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Brand Eighteen Sound |
Model 12ND730 |
TLHP code 12ND730-8 |
Manufacturer code ALT120730WF08NA |
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Product type Cone driver |
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Unavailable
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98 dB SPL 1W/ 1maverage sensitivity
75mm(3 in) Interleaved Sandwich Voice coil (ISV)
600Wprogrampower handling
High force neodymiummagnet assembly
Ideal forcompact high loading enclosures
General |
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| Product type | Cone driver |
| Brand | Eighteen Sound |
| Reference | 12ND730 |
| Product code | ALT120730WF08NA |
Informations |
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| Nominal impedance | 8 ohm |
| Dimensional category | 12.5 inch |
| Frequency coverage type | Sub, Low, Midbass |
| Manufacturer sensitivity | 98 dB |
| Calculated sensitivity | 97.18 dB |
| Nominal power handling | 400 W |
| Max power handling | 600 W |
| Bandwidth | 53÷5000 Hz |
Fundamental parameters |
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| Sd | 5 cm² |
| Mms | 55 gr |
| Cms | 230 µm/N |
| Le | 1.73 mH |
| Re | 5.6 ohm |
| BL | 19.2 T.m |
Small signal parameters |
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| Fs | 45 Hz |
| Qes | 0.24 |
| Qms | 5.13 |
| Qts | 0.23 |
| Vas | 90 L |
Datas |
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| Xmax | ±6.5 mm |
| EBP | 188 Hz |
| Fs / Qts | 196 Hz |
| Vas * Qts² | 4.77 L |
| Calculated efficiency | 3.29 % |
| Weight | ~3.8 kg |
Dimensions |
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| Voice coil diameter | 3 inch |
| Outside diameter | 315 mm |
| Baffle cutout diameter | 282 mm |
| Depth | 132 mm |
| Front thickness | 11 mm |
| Depth after front | 121 mm |
| Diamètre aimant (mm) | 135.21 mm |
Shape & Materials |
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| Front chape | Cylindrical |
| Magnet type | Neodymium |
Question about Eighteen Sound 12ND730-8
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Repair Eighteen Sound 12ND730-8
Informations Eighteen Sound 12ND730-8
98 dB SPL 1W/ 1maverage sensitivity
75mm(3 in) Interleaved Sandwich Voice coil (ISV)
600Wprogrampower handling
High force neodymiummagnet assembly
Ideal forcompact high loading enclosures
All or a part of the characteristics displayed on this page are provided by the manufacturer, it is possible that some pieces of information are unavailable or wrong. In addition, the manufacturer may need to change the product specifications without notice at any time in order to improve the product, or to adapt his offer to the manufacturing and supply constraints.. We suggest you to contact us if you need further information, if you observe a mistake or if you wish to have confirmation about information.
75mm(3 in) Interleaved Sandwich Voice coil (ISV)
600Wprogrampower handling
High force neodymiummagnet assembly
Ideal forcompact high loading enclosures
All or a part of the characteristics displayed on this page are provided by the manufacturer, it is possible that some pieces of information are unavailable or wrong. In addition, the manufacturer may need to change the product specifications without notice at any time in order to improve the product, or to adapt his offer to the manufacturing and supply constraints.. We suggest you to contact us if you need further information, if you observe a mistake or if you wish to have confirmation about information.
Measures/Schemes Eighteen Sound 12ND730-8
SPL measure *
* FREQUENCY RESPONSE CURVE OF 12ND730MADE ON 50 LIT. ENCLOSURE TUNED 60HZ IN FREE FIELD (4PI) ENVIRONMENT. ENCLOSURE CLOSES THE REAR OF THE DRIVER. THE THIN LINE REPRESENTS 45 DEG. OFF AXIS FREQUENCY RESPONSE
Impedance measure *
* FREE AIR IMPEDANCEMAGNITUDE CURVE.
Dimensions
