Intertechnik AT55/056/132 | 0,56 mH | 0,23 Ω | 3% | 16 AWG

Achieve precise crossover filtering in your speaker designs with this 0.56 mH air core choke coil from Intertechnik. Engineered for audiophile-grade performance, this component is ideal for use in passive crossover networks, ensuring clean and accurate frequency separation between drivers. Whether you are building custom loudspeakers, upgrading existing designs, or repairing vintage audio equipment, this choke coil delivers consistent and reliable results.

The coil features a 16 AWG wire diameter with a DC resistance of just 0.23 Ω, minimising signal loss and preserving audio fidelity. With a tolerance of ±3%, it offers dependable inductance stability for critical crossover applications. The air core construction eliminates core saturation and distortion, making it suitable for high-power handling and demanding audio environments. Its outer diameter measures 55 mm, with a central hole of 5.3 mm and a total height of 30 mm, allowing straightforward mounting in most enclosures. The winding width of 24 mm and a core diameter of 28 mm contribute to its robust build quality.

This Intertechnik choke coil is a trusted choice for discerning audio enthusiasts and professionals seeking low-loss, high-performance components for their speaker projects.