Helix CI7-T20 FM-SC tweeter set

$799.00

“Compose” tweeter set

Category:

Description

Features

  • Super-wide dispersion 0.75” / 20 mm high-end silk dome tweeter with coupling volume for lowest possible resonance frequency
  • Exceptionally lightweight and fine-meshed silk dome ensures brilliant and smooth treble response
  • High efficient neodymium magnet for high magnetic flux linearity
  • Integrated, dampened coupling volume allows a low crossover frequency thanks to its low resonance frequency
  • Sturdy Aluminum housing turned from solid
  • Compact design and various mounting options for numerous installation demands
  • Mounting pods for flush mount and angle mount included in delivery
  • Made in Germany

Technical data

Impedance   Z 4 Ω
DC resistance  Re 3.4 Ω
Frequency response  1,500 Hz – 30,000 Hz
Resonance frequency  Fs 950 Hz
Sensitivity SPL 91.0 dB @ 2.83V / 1m
88.0 dB @ 1W / 1m
Voice coil diameter   Ø 20 mm
Cone material  Silk dome with coupling volume
Outer diameter 32 mm / 1.26″
Installation diameter 27.2 mm / 1.07″
Installation depth 19 mm / 0.75″
 
Recommended crossover frequencies for the highpass
Slope  Minimum crossover frequency
6 dB/Octave > 4,000 Hz
12 dB/Octave > 3,000 Hz
24 dB/Octave  > 2,500 Hz

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