Acoustics Hertz HCX 690.4
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| Brand: | Hertz |
| Description: | Coaxial speaker oval 15x23 cm 6x9 in. |
| Type: | Coaxial speaker |
| Power: | 260 W maximum |
| Number of lanes: | 3 |
| Frequency response: | 32 - 23000 Hz |
| Size: | Oval 15x23 cm 6x9 in. |
| Impedance: | 4 ohm |
| Sensitivity: | 94 dB |
| Installation depth: | 86.5 mm |
| Mounting hole: | 222 mm |
| Resonant frequency Fs: | 55 Hz |
| Equivalent volume Vas: | 30 l |
| Basket: | Cast |
| Total quality factor Qts: | 0.5 |