Helix CB C690.2-S3 - 3Ohm

Power handling RMS / Max. P 100 / 150 Watts
Frequency response 50 Hz - 22,000 Hz
Impedance Z 3 Ω
Sensitivity SPL 94 dB @ 2.83V / 1m
90 dB @ 1W / 1m
Outer diameter ø 235.0 x 164.0 mm / 9.25 x 6.46”
Installation diameter ø 218.4 x 150.6 mm / 8.60 x 5.93”
Installation depth 74.8 mm / 2.95”

Woofer
Impedance Z 3 Ω
DC resistance Re 3.1 Ω
Resonance frequency Fs 56 Hz
Mechanical Q factor Qms 3.73
Electrical Q factor Qes 0.63
Total Q factor Qts 0.54
Compliance Cms 420 μm/N
Equivalent air volume Vas 24.7 L
Force factor B*l 5.7 Tm
Cone area Sd 205 cm2
Moving mass Mms 19.1 g
Mechanical resistance Rms 1.81 kg/s
Voice coil diameter ø 25 mm
Voice coil winding height

9.0 mm
Max. linear excursion Xmax +/- 2.0 mm

Tweeter
Voice coil diameter ø 25 mm

Features
Tweeter Silk dome and neodymium magnet
Midbass
Injected polypropylene cone

Crossover Integrated, 6 dB highpass

Scope of delivery
2 x CB C690.2-S3
2 x Grille
1 x Mounting material