The Faital Pro HF140 (8Ω) High-Frequency Driver is a 1.4-inch high-frequency driver for loudspeaker system applications. It has a titanium dome diaphragm, a 70 W AES power rating above 0.9 kHz, and 109 dB sensitivity. The driver uses an 8 Ohm nominal impedance, a neodymium slug crown magnet, and an annular phase plug design. Its frequency range is 0.5÷18 kHz, with a 35.6 mm throat diameter and 7° conical exit angle.
Faital Pro HF140 (8Ω) High-Frequency Driver
RRP: $559.00 ex. GST
Key Features:
- 1.4″ diaphragm
- 70 W AES power above 0.9 kHz
- 109 dB sensitivity
- 8 Ohm nominal impedance
- Titanium diaphragm material
- Neodymium magnet
Technical Data
| Nominal Impedance | 8 Ohm |
| Minimum Impedance | 6.3 Ohm |
| AES Power above 0.9 kHz (1) | 70 W |
| AES Power above 0.65 kHz | 50 W |
| Maximum Power above 0.9 kHz (2) | 140 W |
| Maximum Power above 0.65 kHz | 100 W |
| Minimum Crossover Frequency (3) | 0.9 kHz |
| Sensitivity (1W/1m) (4) | 109 dB |
| Frequency Range | 0.5÷18 kHz |
| Voice Coil Diameter | 74 mm (2.91 in) |
| Winding Material | Al |
| Former Material | Kapton |
| Diaphragm Material | Titanium |
| Diaphragm Shape | Dome |
| Winding Depth | 2.35 mm (0.09 in) |
| Magnetic Gap Depth | 2.8 mm (0.11 in) |
| Flux Density | 1.8 T |
| Magnet | Neodymium Slug Crown |
| Re | 5.6 Ohm |
| Phase Plug Design | Annular |
| Exit Angle (5) | 7° Conical |
| NET Air Volume filled by HF Driver | 0.7 dm^3 (0.025 ft^3) |
| Throat Diameter | 35.6 mm (1.4 in) |
| Overall Diameter | 130.5 mm (5.14 in) |
| 90° Mounting Holes Diameter (4xM6) | 102 mm (4.02 in) |
| Depth | 62 mm (2.44 in) |
| Net Weight | 2.9 kg (6.4 lb) |
| Shipping Box (Single carton box) | 185 x 170 x 122 mm (7.3 x 6.7 x 4.8 in) |
| Shipping Weight | 3.1 kg (6.8 lb) |