Micro-Precision Z 170 MK IV
Mid Bass
6.5″ / 170 mm
Nominal diameter
48 Hz
Resonance
0.79
Q factor
86 dB
Sensitivity
120 W
Program Power
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 86.4
- dB
- Resonance frequency (free air)
- fS
- 47.8
- Hz
- Mechanical quality factor
- QMS
- 9.43
- Electrical quality factor
- QES
- 0.87
- Total quality factor
- QTS
- 0.79
- Power handling
- P
- 60
- W
- Program power
- Pmax
- 120
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 4.2
- Ω
- Inductance (1kHz)
- LE
- 0.2
- mH
- VC Diameter
- 25
- mm
- Force factor
- Bl
- 4.2
- N/A
- Motor constant
- Bl/√RE
- 2.06
- N/√W
- Effective diameter
- 130
- mm
- Effective area
- SD
- 133
- cm²
- Moving mass
- MMS
- 12.3
- g
- Moving mass (without air load)
- MMD
- 11.1
- g
- Stiffness
- KMS
- 1.11
- N/mm
- Compliance
- CMS
- 899
- µm/N
- Equivalent volume to the compliance
- VAS
- 22.5
- L
- Mechanical resistance
- RMS
- 0.39
- N·s/m
- Nominal diameter
- 6.5
- ″
- 170
- mm
- Overall diameter
- 170
- mm
- Baffle cutout diameter
- 145
- mm
- Overall depth
- 74
- mm
- Flange thickness
- 5
- mm
- Mounting depth
- 69
- mm
- Volume occupied by the driver (estimated)
- 0.6
- L
- Net weight
- 2.1
- kg
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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