Helix PR K165.2

Technical data
Power handling RMS / Max. P 100 / 200 Watts
Frequency response 40 Hz - 25,000 Hz
Impedance Z 4 Ω
Sensitivity SPL 91 dB @ 2.83V / 1m
88 dB @ 1W / 1m
Outer diameter
(more data see manual) ø
Tweeter: 37.7 mm / 1.48”
Woofer: 166 mm / 6.54”

Installation diameter
(more data see manual)
ø
Tweeter: 37.7 mm / 1.48”
Woofer: 141 mm / 5.55”

Installation depth
(more data see manual)

Tweeter: 10.6 mm / 0.42”
Woofer: 66.5 mm / 2.62”

Dimensions crossover
(more data see manual)

Total: 121 x 107 x 31.2 mm / 4.76 x 4.12 x 1.23”
Separated (each): 62 x 107 x 31.2 mm / 2.44 x 4.12 x 1.23“

Woofer
Impedance Z 4 Ω
DC resistance Re 3.1 Ω
Resonance frequency Fs 57 Hz
Mechanical Q factor Qms 5.35
Electrical Q factor Qes 0.63
Total Q factor Qts 0.57
Compliance Cms 440 μm/N
Equivalent air volume Vas 10.8 L
Force factor B*l 6.1 Tm
Cone area Sd 133 cm2
Moving mass Mms 17.9 g
Mechanical resistance Rms 1.19 kg/s
Voice coil diameter ø 25 mm
Voice coil winding height

12 mm
Max. linear excursion Xmax +/- 3 mm

Tweeter
Impedance Z 4 Ω
Resonance frequency Fs 1400 Hz
Voice coil diameter ø 25 mm

Features
Tweeter
Coated silk dome, neodymium magnet and aluminum housing with two different grilles

Woofer
Mica-Paper composite cone

Crossover
Tweeter: 12 dB highpass with 3-stage tweeter level adjustment
Woofer: 12 dB lowpass and bandstop filter

Scope of delivery
2 x Tweeter PR T25-S
2 x Woofer PR W165
2 x Flex-Crossover
2 x Woofer grille
2 x Tweeter aluminum flush mount housing
2 x Tweeter OEM spacer
2 x Standard tweeter grille
2 x Exclusive HELIX tweeter grille
1 x Mounting material