Jantzen Audio 000-0821 | 0,69 mH | 0,39 Ω | 3% | 18 AWG

The Jantzen Audio 000-0821 air core coil is a meticulously engineered component designed to elevate the performance of high-fidelity loudspeaker systems. As a premium choice for audio enthusiasts and professional designers, this coil ensures accurate signal division within crossover networks, delivering a clean and natural sound reproduction that honours the original recording.

This 0.69 mH inductor is ideally suited for use in two-way or three-way speaker crossover designs, where precise frequency filtering is essential. Whether you are building custom loudspeakers from scratch or upgrading an existing pair, this coil excels in the midrange and tweeter sections, providing the clarity and definition required for critical listening applications.

Constructed with 18 AWG wire and featuring a generous 1.02 mm conductor diameter, the coil offers a low DC resistance of just 0.39 Ω, minimising power loss and ensuring efficient signal transfer. The air core design eliminates core saturation and hysteresis distortion, resulting in linear performance across the audio band. With a tight ±3% tolerance and compact dimensions of 49 x 15 mm, this component integrates seamlessly into your project while maintaining consistent, repeatable results.

Trust Jantzen Audio’s renowned quality to bring precision and reliability to your next loudspeaker build.