Peerless PLS-50F25AL01-04
4Ω
Full-range
Nominal diameter | 2″ / 51 mm |
Resonance | 180 Hz |
Q factor | 0.99 |
Sensitivity | 82.1 dB |
Linear excursion | ± 2.7 mm |
Program Power | 20 W |
Discontinued
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Specifications
- Sensitivity (1W, 1m, infinite baffle) SPL1W 82.1dB
- Frequency response 150 - 20000Hz
Thiele & Small parameters
- Resonance frequency (free air) fS 180Hz
- Mechanical quality factor QMS 6.09
- Electrical quality factor QES 1.18
- Total quality factor QTS 0.99
Large signal parameters
- Maximum linear excursion xmax 2.7mm
- Air volume displaced at xmax VD 4cm³
- Power handling P 10W
- Program power Pmax 20W
Voice Coil
- Nominal impedance Z 4Ω
- DC resistance RE 3.5Ω
- Inductance (1kHz) LE 0.039mH
- VC Diameter 25.7mm
Magnet
- Force factor Bl 2.41N/A
- Motor constant Bl/√RE 1.29N/√W
- Air gap height HAG 3mm
- Material Ferrite
Diaphragm
- Effective diameter 44mm
- Effective area SD 15.2cm²
- Moving mass MMS 1.68g
- Moving mass (without air load) MMD 1.6g
- Material Aluminum
Suspensions
- Stiffness KMS 2.27N/mm
- Compliance CMS 440µm/N
- Equivalent volume to the compliance VAS 0.158L
- Mechanical resistance RMS 0.31N·s/m
- Surround material Rubber
Dimensions
- Nominal diameter 2″
- 51mm
- Volume occupied by the driver (estimated) 0.12L
- Net weight 0.32kg
- Frame material Pressed Steel
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