Description
Ci3 T20FM-TI
Helix Compose tweeter set
Stunning highs and outstanding stability
Helix i3 tweeters are equipped with an innovative titan dome that combines outstanding stability with low moving mass and high inner damping as well as enormous thermal resistance – perfectly made for brilliant and compression-free treble reproduction.
Features
- 0.75” / 20 mm performance tweeter with titanium dome for accurate and dynamic treble response
- High efficient neodymium magnet for high magnetic flux linearity
- Compact design and various mounting options for numerous installation demands
- Mounting pods for flush mount and angle mount included in delivery
Technical data
| Impedance | Z | 4 Ω |
| DC resistance | Re | 3.2 Ω |
| Frequency response | 2,000 Hz – 25,000 Hz | |
| Resonance frequency | Fs | 1800 Hz |
| Sensitivity | SPL | 91 dB @ 2.83V / 1m 88 dB @ 1W / 1m |
| Voice coil diameter | Ø | 20 mm |
| Cone material | Titanium | |
| Outer diameter | 32 mm / 1.26″ | |
| Installation diameter | 28 mm / 1.10″ | |
| Installation depth | 9.8 mm / 0.39″ | |
| Recommended crossover frequencies for the highpass | ||
| Slope | Minimum crossover frequency | |
| 6 dB/Octave | > 5,000 Hz | |
| 12 dB/Octave | > 3,500 Hz | |
| 24 dB/Octave | > 3,000 Hz | |
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