Description
The R8A is our reference level 750W 8” car audio low frequency subwoofer driver, available in a dual 2 ohm or dual 4 ohm configuration. It features a high quality double 3/4” thick Y35 magnet assembly and a high powered 4 layer 2” coil which delivers tremendous low frequency output in compact enclosures.
The thick paper cone and big roll surround provides an unmatched bass experience. The pole vent and cooling ring promotes cooling to ensure reliability. Push terminals are provided to ensure a secure connection.
https://www.elektramobileaudio.com/r8a-8-750w-subwoofer/
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Physical Specifications
| Overall Diameter (inches) | 8.625 |
| Mounting Diameter (inches) | 7.5 |
| Mounting Depth (inches) | 5.0 |
| Cone Material | Non-Pressed Paper |
| Dust Cap | Poly |
| Frequency Range (Hz) | 28-100 |
| Voice Coil Diameter | 2″ |
| Net Weight (lbs) | 22 |
T/S Parameters
| Fs (Hz) | 37.98 |
| Qms | 2.503 |
| Qes | 0.481 |
| Qts | 0.403 |
| Vas (Litres) | 4.192 |
| Xmax (mm) | 15 |
| SPL 1W/m (db) | 80.0 |
| Continuous Power (W) | 750 |
| Re (Ω) | 4.0 |
| Le (mH) | 7.13 |
| BL | 17.1 |