Accuton C173-6-191 Ceramik Bass Midrange Driver

-5 %

RRP 417,60 €

incl. 19% VAT (Deutschland) plus shipping
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-5 %

  • 7 inch bass-midrange for small bookshelf monitors or slim floorstanders
  • medium sized voice coil with 38mm titanium voice coil former for high midrange resolution
  • long excursion design for high SPL capabilities
  • successor to C173-6-095 - higher excursion, smaller box size

Vented box design parameters:
  • Vb: 12L, Port diameter: 50mm, Length: 220mm, Fres: 45Hz, F-3dB: 50Hz, Q: 0.58 (optimal)
  • Vb: 18L, Port diameter: 50mm, Length: 150mm, Fres: 43.5Hz, F-3dB: 41Hz, Q: 0.50 (extended bass)
  • Vb: 10L, Port diameter: 50mm, Length: 240mm, Fres: 48Hz, F-3dB: 52Hz, Q: 0.61 (0.7dB Ripple @ 100Hz)

Closed Box design parameters:
  • Vb: 6.5L, -13dB @ 40Hz, F-3dB: 76Hz, Q: 0.71 (typical)
  • Vb: 18L, -10dB @ 40Hz, F-3dB: 85Hz, Q: 0.50 (extended bass)

Short data

Usage as Bass-Midrange
Power Handling 120 Watt
Impedance 6 Ohm
Frequency from 45 Hz
Max. Frequency 10 kHz
Sound pressure 88 dB


Overall dimensions 173 mm
Baffle cutout 145.6 mm
Depth (Total) 94.5 mm
Membrane Type Konus
Membrane Surround Rubber
Membrane Material Ceramic
Voice coil Ø 38 mm
Voice coil material Titanium
Magnet Ø 120 mm
Magnet-height 41.8 mm


Resonance fs fs: 32 Hz
Mechanical Q Qms: 4.9
Electrical Q Qes: 0.29
Total Q Qts: 0.27
Equivalent Air-Volumen Vas: 33 Liter
DC-Resistance Re: 5.8 Ohm
Coil Inductance Le: 0.7 mH
Mech. Compliance Cms: 1.37 mm/N
Moving Mass Mms: 17.5 g
mech. Resistance Rms: 0.75 kg/s-¹
Max. Excursion +/- Xmax: 5 mm
BL Product Bl: 8.5 N/A
Membrane Area Sd: 130 cm²
Sound pressure dB: 88 SPL


Harmonic Distortion


Technical Dimensions

PDF-Product information

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Warranty extention on Accuton products

You have the possibility to extend the warranty on Tannoy ceramic and diamond speakers for free amounting to 3 years from the purchase date.