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C165AM-04-770 Bass-Midrange Driver

The C165 – 04 – 770 is a 7 inch bass-midrange driver with ceramic dome suitable for automotive aftermarket applications.
Various mounting options support smart and easy integration.
Chromium plated magnet parts for long-life durability.
Minimized overall outer diameter for a maximized ratio of the active membrane surface.
Audiophile performance due to a motor design with  minimal distortion artifacts.
Approval according to automotive standards.
Motor system with a large linear range for optimized DSP system support.

C165AM-04-770_DimWeb-Draht.png

Note: data tables below contain preliminary data only!

Dome material Ceramic
Application Bass-Midrange
Nominal diameter 165 MM
Sensitivity 91 dB
Frequency 35 Hz - 2.8 kHz
   

Main Features

Automotive approved for humidity / temperature / vibration
No compression design for ultra high dynamics and resolution
High flux neo overhung motor
Extended Xmax design
35 Hz – 2800 Hz in closed box

Data Sheet (preliminary)
Material
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Mechanical Data

Specification   Value Unit
Overall diameter   165 mm
Cutout Diameter   142 mm
Min. frontplate thickness   6.5 mm
Overall depth   88.5 mm
Motor assembly depth   29 mm
Motor assembly diameter   100 mm
Screwfitting   3 * DIN7984, 4mm @ Ø156mm mm
Terminal   2 * M4 thread mm
Shipping weight (pair)    -- Kg
Shipping box size (pair)   -- mm
   

Thiele/Small Parameters

Specification   Value Unit
Sensitivity (2.83V / 1m) LP 91 dB
DC-resistance Re 4 Ω
Resonance frequency Fs 40 Hz
Equivalent volume of air Vas 21 ltr
Mechanical Q Qms 5  
Electrical Q Qes 0.3  
Total Q Qts 0.29  
Effective piston area Sd 133 Cm2
Moving mass Mms 19 g
Suspension compliance CMs 0.8 mm/n
Mechanical resistance Rms 0.98 Kg*s
   

voice coil parameters

Specification   Value Unit
Power handling P 120 W
Linear excursion Xmax +/- 6 mm
Voice coil diameter   55 mm
Voice coil former material   Ti  
Voice coil material   Cu  
Voice coil inductance Le 0.5 mH
Force factor Bl 8 N/A
Motor type   overhung  
Ferrofluid filling   No  
   

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