Pekkadillo Stewartsziget szorosan tractrix horn Allergiás Marty Fielding Katona
TRACTRIX hORNS – GPoint Audio
Re: difference between tactrix and exponential horn? - Les Hudson - High Efficiency Speaker Asylum
Tractrix Poly Horn | Kabelloser Hornlautsprecher
Tractrix midrange horn (Pt I) | D a r k L a n t e r n
TRACTRIX-600 – Horns by Auto-Tech
TRACTRIX-110 – Horns by Auto-Tech
Tractrix vs. exponential - Technical/Restorations - The Klipsch Audio Community
Tractrix horns - athosaudio
The Tractrix Theory
Tamás Görbe on Twitter: "Fun fact about the tractrix: It is used in making horn loudspeakers. In fact, a horn with tractrix shaped contour minimizes distortion caused by internal reflection of sound