Hertz DCX 690.3
2 Way
6x9″/ 152x229 mm
Nominal size
66 Hz
Resonance
1.12
Q factor
90 dB
Sensitivity
± 2 mm
Linear excursion
180 W
Program Power
- Amazon.com
- $$$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 89.9
- dB
- Frequency response
- 45 - 21000
- Hz
- Resonance frequency (free air)
- fS
- 66.0
- Hz
- Mechanical quality factor
- QMS
- 4.06
- Electrical quality factor
- QES
- 1.55
- Total quality factor
- QTS
- 1.12
- Maximum linear excursion
- xmax
- 2.0
- mm
- Air volume displaced at xmax
- VD
- 46
- cm³
- Power handling
- P
- 90
- W
- Program power
- Pmax
- 180
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.4
- Ω
- Inductance (1kHz, estimated)
- LE
- 0.26
- mH
- VC Diameter
- 25
- mm
- Force factor
- Bl
- 3.9
- N/A
- Motor constant
- Bl/√RE
- 2.12
- N/√W
- Material
- High density flux ferrite
- Effective diameter
- 170
- mm
- Effective area
- SD
- 228
- cm²
- Moving mass
- MMS
- 16.5
- g
- Moving mass (without air load)
- MMD
- 14.9
- g
- Material
- Water-repellent pressed paper
- Stiffness
- KMS
- 2.86
- N/mm
- Compliance
- CMS
- 350
- µm/N
- Equivalent volume to the compliance
- VAS
- 25.7
- L
- Mechanical resistance
- RMS
- 1.69
- N·s/m
- Nominal size
- 6 x 9
- ″
- 152 x 229
- mm
- Volume occupied by the driver (estimated)
- 0.4
- L