DB Drive P4M6C
Mid-range
6.5″ / 165 mm
Nominal diameter
160 Hz
Resonance
0.78
Q factor
93 dB
Sensitivity
275 W
Program Power
Discontinued
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- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 92.8
- dB
- Frequency response
- 115 - 2800
- Hz
- Resonance frequency (free air)
- fS
- 160
- Hz
- Mechanical quality factor
- QMS
- 9.00
- Electrical quality factor
- QES
- 0.85
- Total quality factor
- QTS
- 0.78
- Power handling
- P
- 150
- W
- Program power
- Pmax
- 275
- W
- Nominal impedance
- Z
- 4
- Ω
- DC resistance
- RE
- 3.2
- Ω
- Inductance (1kHz, estimated)
- LE
- 0.19
- mH
- Force factor
- Bl
- 6.8
- N/A
- Motor constant
- Bl/√RE
- 3.8
- N/√W
- Effective diameter
- 131
- mm
- Effective area
- SD
- 134
- cm²
- Moving mass
- MMS
- 11.1
- g
- Moving mass (without air load)
- MMD
- 10
- g
- Stiffness
- KMS
- 11.11
- N/mm
- Compliance
- CMS
- 90
- µm/N
- Equivalent volume to the compliance
- VAS
- 2.3
- L
- Mechanical resistance
- RMS
- 1.24
- N·s/m
- Nominal diameter
- 6.5
- ″
- 165
- mm
- Volume occupied by the driver (estimated)
- 0.5
- L
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