Germany's leading car audio manufacturer - HELIX by Audiotec Fischer

3.2-inch midrange with hand-scooped Sisal cone and neodymium magnet.

Features:

•Extremely lightweight and non-resonant woofer cones made from scooped sisal

•25 mm / 1" silk dome twetters with neodynium magnets for brilliant and smooth treble response

•very high sensitivity and high maxumum sound pressure level

•lowest possible production tolerances and solely use of best materials

•crossover with selected components and tweeter level adjustment + / - 3 dB

Why Sisal?

The mechanical advantages of Sisal are high stability and inner damping combined in an ideal way with lowest weight. Speakers equipped with sisal diaphragms display uniquely dynamic characteristics regarding fidelity, lowest distortion and high sensitivity, at the time with a linear frequency response.

Specification:

Output power / RMS max 30 / 50 Watts

Frequency response 125 Hz - 10.000 Hz

Resonance frequency 119 Hz

Sensitivity 84 dB 1W / 1m

Impedance 4 Ohms

Mounting Depth 34 mm / 1.34"