SB Acoustics SB10PGC21-4
Full-range
3″ / 76 mm
Nominal diameter
89 Hz
Resonance
0.92
Q factor
82 dB
Sensitivity
± 2.25 mm
Linear excursion
40 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 81.9
- dB
- Resonance frequency (free air)
- fS
- 89.0
- Hz
- Mechanical quality factor
- QMS
- 11.20
- Electrical quality factor
- QES
- 1.01
- Total quality factor
- QTS
- 0.92
- Maximum linear excursion
- xmax
- 2.25
- mm
- Air volume displaced at xmax
- VD
- 6.1
- cm³
- Power handling
- P
- 20
- W
- Program power
- Pmax
- 40
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.4
- Ω
- Inductance (1kHz)
- LE
- 0.15
- mH
- VC Diameter
- 20
- mm
- Winding height
- HVC
- 7.5
- mm
- Flux density
- B
- 0.8
- T
- Force factor
- Bl
- 2.3
- N/A
- Motor constant
- Bl/√RE
- 1.25
- N/√W
- Air gap height
- HAG
- 3
- mm
- Weight
- 0.09
- kg
- Effective diameter
- 59
- mm
- Effective area
- SD
- 27
- cm²
- Moving mass
- MMS
- 2.8
- g
- Moving mass (without air load)
- MMD
- 2.7
- g
- Stiffness
- KMS
- 0.88
- N/mm
- Compliance
- CMS
- 1140
- µm/N
- Equivalent volume to the compliance
- VAS
- 1.2
- L
- Mechanical resistance
- RMS
- 0.14
- N·s/m
- Nominal diameter
- 3
- ″
- 76
- mm
- Net weight
- 0.24
- kg