Despite its minute size, the Eminence F151M-8 ring radiator compression driver delivers monumental performance. Utilizing a phase plug design that improves the distribution of forces over the diaphragm surface results in a driver with lower distortion, smoother frequency response, and increased sensitivity as compared to conventional ring radiator designs.
Specifications
Download Spec Sheet| SPECIFICATION | |
| Throat Size | 1", 25.4mm |
| Nominal Impedance* | 8Ω |
| Minimum Impedance | 5.1 ohm @ 5.5 kHz |
| Power Rating** | 46 W (AES) |
| Resonance | 1.03kHz |
| Usable Frequency Range | 1800Hz-20kHz |
| Recommended Crossover | 1.8 kHz @ 12 dBkHz |
| Sensitivity*** | 108.9 |
| Magnet Material | Ferrite |
| Magnet Weight | 15oz, 0.43kg |
| Voice Coil Diameter | 1.5" / 38.1mm |
| Voice Coil Former | Polyimide |
| Diaphragm Material | Mylar |
| DC Resistance (Re) | 4.1Ω |
| MOUNTING INFORMATION | |
| Overall Diameter | 3.94", 100.1mm |
| Driver Volume Displaced | 0.035 cu.ft., 0.21 liters |
| Depth | 1.65", 41.9mm |
| Weight | 2.5 lbs, 1.12 kg |
| Mounting Thread | N/A |
| Mounting Holes Diameter | 2X 1/4-20 |
| Mounting Holes B.C.D. | 3 in., 76.2 mm |
Frequency Response

