P.Audio GST-12500 v3
Low frequency
12″ / 305 mm
Nominal diameter
56 Hz
Resonance
0.48
Q factor
94 dB
Sensitivity
± 3.25 mm
Linear excursion
1000 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 94.3
- dB
- Frequency response
- 50 - 3000
- Hz
- Resonance frequency (free air)
- fS
- 56.0
- Hz
- Mechanical quality factor
- QMS
- 8.34
- Electrical quality factor
- QES
- 0.51
- Total quality factor
- QTS
- 0.48
- Maximum linear excursion
- xmax
- 3.25
- mm
- Air volume displaced at xmax
- VD
- 179
- cm³
- Power handling
- P
- 500
- W
- Program power
- Pmax
- 1000
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.5
- Ω
- Inductance (1kHz)
- LE
- 0.52
- mH
- VC Diameter
- 76
- mm
- Winding height
- HVC
- 18.5
- mm
- Winding material
- Aluminum wire
- Former material
- Glass fiber
- Flux density
- B
- 1.1
- T
- Force factor
- Bl
- 15.7
- N/A
- Motor constant
- Bl/√RE
- 6.69
- N/√W
- Air gap height
- HAG
- 12
- mm
- Material
- Ferrite
- Effective diameter
- 266
- mm
- Effective area
- SD
- 552
- cm²
- Moving mass
- MMS
- 65.9
- g
- Moving mass (without air load)
- MMD
- 56.8
- g
- Material
- Waterproof Paper
- Stiffness
- KMS
- 8.13
- N/mm
- Compliance
- CMS
- 123
- µm/N
- Equivalent volume to the compliance
- VAS
- 52.9
- L
- Mechanical resistance
- RMS
- 2.78
- N·s/m
- Surround material
- Cloth
- Spider material
- Cotton
- Nominal diameter
- 12
- ″
- 305
- mm
- Overall diameter
- 314
- mm
- Baffle cutout diameter
- 283
- mm
- Overall depth
- 159
- mm
- Flange thickness
- 17
- mm
- Mounting depth
- 142
- mm
- Volume occupied by the driver (estimated)
- 5.2
- L
- Net weight
- 15.2
- kg
- Frame material
- Aluminium