1966 Jensen special design C8-R Whizzer Very rare original prod. run 8 inch speaker Date Code 626

Wayne James Limited


$ 75.00




The Jensen 1966 special design C8-R Whizzer speaker from the original production run. This is a very rare example with the Whizzer cone. Specifications are not available for this model, so we have attached the Jensen CR-8 specifications.
With excellent tone quality and the lightweight feature of the ceramic magnet, it is sure to please. 
Full Range Driver. 

General Characteristics for 8Ω
Nominal Overall Diameter 207 mm. 8 in.
Nominal Voice Coil Diameter 25 mm. 1.00 in.
Magnet Weight 270 g 10.00 oz
Overall Weight 2.20 lbs
Flux Density 1.00 T
Thiele-Small Parameters for 8Ω
Voice Coil DC Resistance RE 7.00 Ω
Resonance Frequency ƒS 125.0 Hz
Mechanical Q Factor QMS 11.61
Electrical Q Factor QES 2.21
Total Q Factor QTS 1.86
Mechanical Moving Mass MMS 8.7 g
Mechanical Compliance CMS 182 µm/N
Force Factor BxL 4.69 Wb/m
Equivalent Acoustic Volume VAS 11.7 lt.
Maximum Linear Displacement XMAX ± 1.00 mm
Reference Efficiency nO 1.03 %
Diaphragm Area SD 213.8 cm2
Losses Electrical Resistance RES 37.0 Ω
Voice Coil Inductance @ 1kHz LE 0.43 mH
Constructive Characteristics for 8Ω
Magnet Ferrite
Voice Coil Winding Copper
Voice Coil Former Kapton
Cone Material Paper
Surround Material Integrated Paper
Dust Dome Material Treated Cloth
Basket Material Pressed Sheet Steel
Electrical Characteristics for 8Ω
Nominal Impedance 8 Ω
Rated Power 25 W
Musical Power 50 W
Sensitivity@1W,1m 92.7 dB

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