Intertechnik Corobar ferrite core coil – 4.70 mH | CO62 | 1.40 mm copper | ±5.0%

The Intertechnik Corobar ferrite core coil offers a reliable and precise solution for audio crossover networks, delivering consistent performance in speaker design projects. With an inductance of 4.70 mH and a tolerance of ±5.0%, this component ensures accurate frequency filtering, helping to achieve clean sound separation between drivers. Its robust construction makes it suitable for both DIY enthusiasts and professional audio engineers seeking dependable results in passive crossover circuits.

This coil is ideal for use in high-fidelity loudspeaker systems, where precise crossover points are essential for balanced tonal reproduction. It can also be employed in filtering applications for audio amplifiers or signal processing stages, providing stable inductance across a range of operating conditions. Whether you are building custom speakers or repairing existing designs, this ferrite core coil offers versatility and reliability.

Technically, the coil features a 1.40 mm copper wire wound on a ferrite core, which minimises core losses and enhances efficiency. The CO62 core size ensures a compact footprint while maintaining high inductance values. The ±5.0% tolerance guarantees consistency, making it suitable for matched pairs or multi-way crossover networks. The ferrite material also reduces external magnetic interference, preserving signal integrity.

In summary, this Intertechnik Corobar coil combines precision engineering with practical performance, making it a trustworthy choice for demanding audio applications. Its robust specifications and careful construction ensure long-term reliability in any speaker system.