| F SERIES | W1-1815SA |
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| DIAPHRAGM MTL | Aluminium | ||||
| SURROUND MTL | Santoprene | ||||
| NOMINAL IMPEDANCE | 4 W | ||||
| DCR IMPEDANCE | 3.6 W | ||||
| SENSITIVITY 1W/1m | 73 dB | ||||
| FREQUENCY RESPONSE | 170-18K Hz | ||||
| FREE AIR RESONANCE | 170 Hz | ||||
| VOICE COIL DIAMETER | 19.4 mm | ||||
| AIR GAP HEIGHT | 1.5 mm | ||||
| RATED POWER INPUT | 2 W | ||||
| MAXIMUM POWER INPUT | 4 W | ||||
| FORCE FACTOR, BL | 2.13 TM | ||||
| MAGNET WEIGHT ( oz) | Neodymium | ||||
| MOVING MASS | 0.769 g | ||||
| FERRO FLUID ENHANCED | Yes | ||||
| SUSPENSION COMPL. | 1370 uMN-1 | ||||
| EFFEC.PISTON AREA | 0.00045 M2 | ||||
| Levc | 0.064 mH | ||||
| Zo | 26 ohm | ||||
| X-max | 1.25 mm | ||||
| Vas | 0.038 Litr. | ||||
| Qts | 0.53 | ||||
| Qms | 4.13 | ||||
| Qes | 0.598 | ||||
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