| Model ID | HPD315/A |
| Form Factor | Part |
| Signal Path | Passive Hardware |
| Dimensions | 315mm |
| Weight | 8kg |
| Replacement Woofer Cone | P/N 7900-0009 |
| Replacement Tweeter Diaphragm | P/N 7900-0205 |
| Driver Type | Dual-Concentric Full-Range |
| Crossover Frequency | 1kHz |
| Crossover Slope | 12dB/Oct |
| Voice Coil Diameter (Woofer) | 2" |
| Voice Coil Diameter (Tweeter) | 2" |
| Impedance (Nominal System) | 8Ω |
| Impedance (Woofer) | 8Ω |
| Impedance (Tweeter) | 16Ω |
| Voice Coil Resistance (Re) (Woofer) | 5.5Ω |
| Voice Coil Resistance (Re) (Tweeter) | 10.5Ω |
| Free Air Resonant Frequency (Fs) (Woofer) | 25Hz |
| Moving Mass (Mms) (Woofer) | 62g |
| Electrical Q (Qes) (Woofer) | 0.22 |
| Mechanical and Acoustical Q (Qms) (Woofer) | 1.75 |
| Total Q (Qts) (Woofer) | 0.2 |
| Force Factor (Bl) (Woofer) | 15.6 |
| Total Suspension Compliance (Cms) (Woofer) | 0.65mm/N |
| Equivalent Volume Compliance (Vas) (Woofer) | 276l |
| Mechanical Resistance (Rms) (Woofer) | 5.6Ωm |
| Effective Radiating Area (Sd) (Woofer) | 550cm² |
| Sensitivity (Woofer) | 93.4dB/2.83V/m |
| Rated Power (Continuous Program) | 60W |
| Connections | |
| Controls | - Treble Energy · Rotary Switch · 4
- Treble Roll-Off · Rotary Switch · -2 to 2
|
