Specification Sheet - C6V

6" - 20 W Vintage Ceramic Loudspeaker
C6V -
4Ω /
General Characteristics
Nominal Overall Diameter 165 mm 6 in
Nominal Voice Coil Diameter 25 mm 0.98 in
Magnet Weight 245 g 9 oz
Overall Weight 0.7 kg 1.54 lbs
Flux Density 1 T
Voice Coil Winding Depth 7 mm 0.28 in
Magnetic Gap Depth 5 mm 0.2 in
Thiele-Small Parameters
Voice Coil DC Resistance RE 3.3 6.58 Ω
Resonance Frequency ƒS 110 106.3 Hz
Mechanical Q Factor QMS 11.29 10.65
Total Q Factor QTS 0.91 1.08
Mechanical Moving Mass MMS 7.3 6.8 g
Mechanical Compliance CMS 287 327 µm/N
Force Factor BxL 4.1 5 Wb/m
Equivalent Acoustic Volume VAS 6.1 7 lt.
Diaphragm Area SD 122.7 122.7 cm2
Voice Coil Inductance @ 1kHz LE 0.3 0.48 mH
Electrical Q Factor QES 0.99 1.20
Maximum Linear Displacement XMAX ±0.5 mm
Reference Efficiency nO 0.67 %
Losses Electrical Resistance RES 58.4 Ω
Constructive Characteristics
Magnet Ferrite
Voice Coil Winding Copper
Voice Coil Former Epotex
Cone Material Paper
Surround Material Integrated Paper
Dust Dome Material Non-treated Cloth
Basket Material Pressed Sheet Steel
Surround Treatment Yes
Electrical Characteristics
Nominal Impedance 4 8 Ω
Rated Power 20 20 W
Musical Power 40 40 W
[email protected],1m 91.5 91.3 dB
Product Dimensions
Note: all dimensions are in mm.
C6V angled view
C6V bottom view
C6V side view
C6V top view