Jensen D-Series C12D
4Ω
8Ω
Guitar Speaker
12″ / 307 mm
Nominal diameter
62 Hz
Resonance
0.4
Q factor
99 dB
Sensitivity
300 W
Program Power
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 99.2
- dB
- Resonance frequency (free air)
- fS
- 62.3
- Hz
- Mechanical quality factor
- QMS
- 4.26
- Electrical quality factor
- QES
- 0.44
- Total quality factor
- QTS
- 0.40
- Power handling
- P
- 150
- W
- Program power
- Pmax
- 300
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.3
- Ω
- Inductance (1kHz)
- LE
- 0.27
- mH
- VC Diameter
- 50
- mm
- Winding height
- HVC
- 10
- mm
- Winding material
- Copper
- Former material
- Aluminum
- Flux density
- B
- 1.1
- T
- Force factor
- Bl
- 12.25
- N/A
- Motor constant
- Bl/√RE
- 5.32
- N/√W
- Air gap height
- HAG
- 8
- mm
- Weight
- 1.45
- kg
- Material
- Ferrite
- Effective diameter
- 250
- mm
- Effective area
- SD
- 491
- cm²
- Moving mass
- MMS
- 32
- g
- Moving mass (without air load)
- MMD
- 24.1
- g
- Material
- Paper
- Stiffness
- KMS
- 4.9
- N/mm
- Compliance
- CMS
- 204
- µm/N
- Equivalent volume to the compliance
- VAS
- 69.6
- L
- Mechanical resistance
- RMS
- 2.94
- N·s/m
- Surround material
- Integrated Paper
- Nominal diameter
- 12
- ″
- 307
- mm
- Overall diameter
- 307
- mm
- Volume occupied by the driver (estimated)
- 2.0
- L
- Net weight
- 4.6
- kg
- Frame material
- Pressed Sheet