Jensen Silverbird C 12/70 SB
Guitar Speaker
12″ / 307 mm
Nominal diameter
87 Hz
Resonance
1.03
Q factor
96 dB
Sensitivity
140 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 96.0
- dB
- Resonance frequency (free air)
- fS
- 87.0
- Hz
- Mechanical quality factor
- QMS
- 11.79
- Electrical quality factor
- QES
- 1.13
- Total quality factor
- QTS
- 1.03
- Power handling
- P
- 70
- W
- Program power
- Pmax
- 140
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 6.0
- Ω
- Inductance (1kHz)
- LE
- 0.57
- mH
- VC Diameter
- 38
- mm
- Winding height
- HVC
- 10
- mm
- Winding material
- Aluminum
- Former material
- Kapton
- Flux density
- B
- 1.3
- T
- Force factor
- Bl
- 9.09
- N/A
- Motor constant
- Bl/√RE
- 3.71
- N/√W
- Air gap height
- HAG
- 6
- mm
- Weight
- 0.81
- kg
- Material
- Ferrite
- Effective diameter
- 250
- mm
- Effective area
- SD
- 491
- cm²
- Moving mass
- MMS
- 28.4
- g
- Moving mass (without air load)
- MMD
- 20.5
- g
- Material
- Paper
- Stiffness
- KMS
- 8.48
- N/mm
- Compliance
- CMS
- 118
- µm/N
- Equivalent volume to the compliance
- VAS
- 40.3
- L
- Mechanical resistance
- RMS
- 1.32
- N·s/m
- Surround material
- Integrated Paper
- Nominal diameter
- 12
- ″
- 307
- mm
- Overall diameter
- 307
- mm
- Volume occupied by the driver (estimated)
- 1.4
- L
- Net weight
- 3.3
- kg
- Frame material
- Pressed Sheet