| Nominal diameter | 4.5″ / 114 mm |
| Resonance | 56 Hz |
| Q factor | 0.36 |
| Sensitivity | 85.2 dB |
| Linear excursion | ± 4 mm |
| Program Power | 100 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 85.2dB
- Frequency response 56 - 3000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 56Hz
- Mechanical quality factor QMS 7.80
- Electrical quality factor QES 0.38
- Total quality factor QTS 0.36
Large signal parameters
- Maximum linear excursion xmax 4mm
- Air volume displaced at xmax VD 22cm³
- Power handling P 50W
- Program power Pmax 100W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.2Ω
- Inductance (1kHz) LE 0.22mH
- VC Diameter 26mm
- Winding height HVC 12mm
Magnet
- Force factor Bl 4.5N/A
- Motor constant Bl/√RE 2.52N/√W
- Air gap height HAG 4mm
Diaphragm
- Effective diameter 83mm
- Effective area SD 54cm²
- Moving mass MMS 6.9g
- Moving mass (without air load) MMD 6.6g
Suspensions
- Stiffness KMS 0.847N/mm
- Compliance CMS 1180µm/N
- Equivalent volume to the compliance VAS 4.9L
- Mechanical resistance RMS 0.31N·s/m
Dimensions
- Nominal diameter 4.5″
- 114mm
- Volume occupied by the driver (estimated) 0.19L
Similar speaker drivers to Wavecor WF118WA07
Dayton Audio RS125-44 Ω |
|---|
| 5″ Woofer |
| fS | 57.2 Hz |
| SD | 52.8 cm² |
| 65 - 5400 Hz |
| QTS | 0.37 |
| xmax | 4 mm |
| SPL1W | 85.1 dB |
| Bl/√RE | 2.13 |
| Pmax | 60 W |
Peerless SLS-P8309454 Ω |
|---|
| 5″ Woofer |
| fS | 56 Hz |
| SD | 83.3 cm² |
| 50 - 1000 Hz |
| QTS | 0.40 |
| xmax | 7 mm |
| SPL1W | 84.5 dB |
| Bl/√RE | 3.7 |
| Pmax | 160 W |
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Speakerbench
WinISD
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