The Contrac-T is a Conical-Tractrix Hybrid horn. This unit comes in round or square configurations for use in K-Horns or DIY.
The Contrac-T has an Fc of 1200 and is primarily used as a tweeter.
Excellent results pairing it to the B&C DE-10 or DE-120 available from ALK Engineering.
Design: Circular cross section 1" Conical/Tractrix hybrid. Frequency response: 1800 - 20,000hz