Helix Compose Basic 165mm / 6,5″ - 2 way standalone

The Compose series is optimized for Helix / Match DSP processors.

Helix Basic is the most affordable and best value for money model in the Compose series!

As with the other Compose models, the Basic is designed to sit in the car, which means it is optimized specifically for car use.

One of the key elements of the Compose range is a patented mounting system called FlexMount, based on specially developed speaker adapters.
This technology allows you to install Compose Basic speakers in an almost infinite number of car models by simply changing the fitting ring to suit your car.

Compose Basic speakers are compatible with FlexMount20 adapters.

Power handling RMS / Max.     P    80 / 120 Watts

Frequency response       60 Hz - 22,000 Hz

Impedance    Z   3 Ω

Sensitivity     SPL    92 dB @ 2.83V / 1m

88 dB @ 1W / 1m

Outer diameter    ø    

Tweeter: 32.0 mm / 1.26"

Midbass: 166.0 mm / 6.54"



Installation diameter    ø    

Tweeter: 32.0 mm / 1.26"

Midbass: 143.0 mm / 5.63"



Installation depth         

Tweeter: 9.8 mm / 0.39"

Midbass: 61.4 mm / 2.42"



Dimensions crossover        

103.3 x 50.4 x 25.0 mm /

4.07 x 1.98 x 0.98"





Midbass

Impedance    Z    3 Ω

DC resistance    Re   3.0 Ω

Resonance frequency    Fs   62 Hz

Mechanical Q factor    Qms    4.50

Electrical Q factor    Qes    0.90

Total Q factor    Qts    0.75

Compliance    Cms   520 μm/N

Equivalent air volume    Vas    14.5 L

Force factor    B*l   4.1 Tm

Cone area    Sd   141 cm2

Moving mass    Mms    13.2 g

Mechanical resistance    Rms   1.10 kg/s

Voice coil diameter    ø   25 mm

Voice coil winding height



   8.9 mm

Max. linear excursion    Xmax    +/- 2.5 mm



Tweeter

Impedance    Z    4 Ω

Resonance frequency   Fs    2000 Hz

Voice coil diameter    ø   20 mm



Features

Tweeter        

Ultra compact, silk dome, neodymium magnet and FlexMount20



Midbass         

Injected polypropylene cone



Crossover      

Tweeter: 12 dB highpass, protection and level adjustment