DB Drive G7 10.1

2x1Ω
2x2Ω

Subwoofer

Nominal diameter10″ / 305 mm
Resonance34 Hz
Q factor0.49
Sensitivity81.9 dB
Linear excursion± 35 mm
Program Power8000 W
Driver
Port
Combined
Frequency response
Hz
Impedance
Ω
Impedance Phase
°
Excursion
mm
Velocity
m/s
SPL
dB
Acoustical Phase
°
Group Delay
ms
Transient response
ms
Discard
Apply

Specifications

  • Sensitivity (1W, 1m, infinite baffle) SPL1W 81.9dB

Thiele & Small parameters

  • Resonance frequency (free air) fS 34Hz
  • Mechanical quality factor QMS 2.31
  • Electrical quality factor QES 0.62
  • Total quality factor QTS 0.49

Large signal parameters

  • Maximum linear excursion (one way) xmax 35mm
  • Air volume displaced at xmax VD 1356cm³
  • Power handling P 4000W
  • Program power Pmax 8000W

Voice Coil

  • Nominal impedance Z 2 x 1Ω
  • DC resistance (in series) RE 1.4Ω
  • Inductance (1kHz, in series, estimated) LE 1.38mH
  • VC Diameter 76.2mm
  • Winding material Aluminum Flat Wire
  • Former material Aluminum Anodized

Magnet

  • Force factor (in series) Bl 12N/A
  • Motor constant Bl/√RE 10.1N/√W
  • Material Ferrite

Diaphragm

  • Effective diameter 222mm
  • Effective area SD 387cm²
  • Moving mass MMS 299g
  • Moving mass (without air load) MMD 293g
  • Material Paper Glass Fibrillated Mixed

Suspensions

  • Stiffness KMS 13.7N/mm
  • Compliance CMS 73.2µm/N
  • Equivalent volume to the compliance VAS 15.6L
  • Mechanical resistance RMS 27.6N·s/m
  • Surround material Xtreme Excursion
  • Spider material Tri-Layer Progressive

Dimensions

  • Nominal diameter 10
  • 305mm
  • Overall diameter 305mm
  • Baffle cutout diameter 260mm
  • Mounting depth 229mm
  • Volume occupied by the driver (estimated) 2.4L
  • Frame material Aluminium Die-Cast

Similar subwoofers to DB Drive G7 10.1

Pride M12.10 S1 Subwoofer

Pride M12.10 S1

1 Ω
10Subwoofer
fS32.6 Hz
SD337 cm²
QTS0.49
xmax19 mm
SPL1W82 dB
Bl/√RE9.8
Pmax2400 W
DB Drive G7 10.2 Subwoofer

DB Drive G7 10.2

2 x 2 Ω
10Subwoofer
fS35.9 Hz
SD387 cm²
QTS0.56
xmax35 mm
SPL1W81.5 dB
Bl/√RE10
Pmax8000 W
Pride M12.10 D2 Subwoofer

Pride M12.10 D2

2 x 2 Ω
10Subwoofer
fS33.1 Hz
SD337 cm²
QTS0.48
xmax19 mm
SPL1W82.3 dB
Bl/√RE9.67
Pmax2400 W