| Nominal diameter | 2.5″ / 66 mm |
| Resonance | 170 Hz |
| Q factor | 0.94 |
| Sensitivity | 83.2 dB |
| Linear excursion | ± 1.8 mm |
| Program Power | 40 W |
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 83.2dB
- Frequency response 170 - 20000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 170Hz
- Mechanical quality factor QMS 4.10
- Electrical quality factor QES 1.22
- Total quality factor QTS 0.94
Large signal parameters
- Maximum linear excursion (one way) xmax 1.8mm
- Maximum excursion before damage xlim 5.3mm
- Air volume displaced at xmax VD 3.5cm³
- Power handling P 20W
- Program power Pmax 40W
Voice Coil
- Nominal impedance Z 8Ω
- DC resistance RE 6.5Ω
- Inductance (1kHz) LE 0.11mH
- VC Diameter 19mm
- Winding height HVC 4.5mm
- Winding material Aluminium
- Former material Kapton
Magnet
- Flux density B 1.3T
- Force factor Bl 3.5N/A
- Motor constant Bl/√RE 1.37N/√W
- Air gap height HAG 3mm
- Material Neodymium Ring
Diaphragm
- Effective diameter 51mm
- Effective area SD 20.1cm²
- Moving mass MMS 1.9g
- Moving mass (without air load) MMD 1.8g
Suspensions
- Stiffness KMS 2.17N/mm
- Compliance CMS 460µm/N
- Equivalent volume to the compliance VAS 0.3L
- Mechanical resistance RMS 0.5N·s/m
Dimensions
- Nominal diameter 2.5″
- 66mm
- Overall size 68 x 88mm
- Baffle cutout diameter 61mm
- Overall depth 33mm
- Flange thickness 6mm
- Mounting depth 27mm
- Volume occupied by the driver 0.03L
- Net weight 0.122kg
- Frame material Polycarbonate
Similar speaker drivers to FaitalPRO 2FE24 8Ω
SICA 2,5 H 0,8 SL8 Ω |
|---|
| 2.5″ Full-range |
| fS | 185 Hz |
| SD | 18.9 cm² |
| 180 - 20000 Hz |
| QTS | 0.92 |
| xmax | 1.3 mm |
| SPL1W | 84.4 dB |
| Bl/√RE | 1.25 |
| Pmax | 40 W |
REDCATT 21NFR16 Ω |
|---|
| 2″ Full-range |
| fS | 157 Hz |
| SD | 16.6 cm² |
|
| QTS | 0.68 |
| xmax | 4.1 mm |
| SPL1W | 82.8 dB |
| Bl/√RE | 1.38 |
| Pmax | 20 W |
LaVoce FSN021.028 Ω |
|---|
| 2″ Full-range |
| fS | 151 Hz |
| SD | 18 cm² |
| 140 - 20000 Hz |
| QTS | 0.68 |
| xmax | 2.3 mm |
| SPL1W | 82.8 dB |
| Bl/√RE | 1.44 |
| Pmax | 50 W |