Helix CB C87.2-S3 - 3Ohm

Power handling RMS / Max. P 40 / 60 Watts

Frequency response 110 Hz - 22,000 Hz

Impedance Z 3 Ω

Sensitivity SPL 88 dB @ 2.83V / 1m

84 dB @ 1W / 1m

Outer diameter ø 86.9 mm / 3.43”

Installation diameter ø 79.0 mm / 3.11”

Installation depth 42.0 mm / 1.65”



Midrange

Impedance Z 3 Ω

DC resistance Re 3.0 Ω

Resonance frequency Fs 92 Hz

Mechanical Q factor Qms 3.80

Electrical Q factor Qes 0.74

Total Q factor Qts 0.62

Compliance Cms 820 μm/N

Equivalent air volume Vas 1.5 L

Force factor B*l 2.9 Tm

Cone area Sd 36 cm2

Moving mass Mms 3.6 g

Mechanical resistance Rms 0.52 kg/s

Voice coil diameter ø 25 mm

Voice coil winding height



8.3 mm

Max. linear excursion Xmax +/- 2.2 mm



Tweeter

Voice coil diameter ø 13 mm



Features

Tweeter PEI dome and neodymium magnet

Midbass

Injected polypropylene cone



Crossover Integrated, 6 dB highpass





Scope of delivery

2 x CB C87.2-S3

1 x Mounting material