INTERTECHNIK | Air core rolls

Intertechnik LU55/8.20/071 | 8,2 mH | 3,05 Ω | 3% | 21 AWG

Name: Intertechnik légmagos tekercs 8,20 mH LU55 | HQ AudioParts
Brand: Intertechnik
SKU: LU55/8.20/071
Availability: LimitedAvailability

SKU: LU55/8.20/071

8.2 mH 3.05 Ω

Achieve precise crossover filtering in your speaker designs with this 8.2 mH air core coil from Intertechnik. Its ±3% tolerance ensures consistent performance, while the 3.05 Ω DC resistance suits low-loss applications.

21 090 Ft

(16 606 Ft + VAT)

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Külső raktár 1. júl. 17.

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Induktivitás

8.2

0.1 22 / 22 8.2

0.1 0.12 0.15 0.18 0.22 0.27 0.33 0.39 0.47 0.82 1 1.2 1.5 1.8 2.2 3 3.3 3.9 4.7 5.6 6.8 8.2

Technical data

Inductance	8.2 mH
DC Resistance (DCR)	3.05 Ω
Wire diameter	0.71 mm
Center hole	5.3 mm
Outer diameter	55 mm

Recess diameter	12 mm
Tolerance	±3%

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Légmagos tekercs

The Intertechnik LU55/8.20/071 is a premium 8.2 mH air core coil designed for audiophile-grade loudspeaker crossover networks. This high-quality inductor ensures precise frequency filtering, allowing you to achieve clean, accurate sound reproduction in your custom speaker builds or repair projects. Its robust construction and reliable performance make it an ideal choice for both DIY enthusiasts and professional audio engineers seeking consistent, high-fidelity results.

This air core coil is perfectly suited for use in passive crossover circuits, where it effectively separates frequency bands to drive woofers, midrange drivers, and tweeters with clarity. Whether you are designing a new set of bookshelf speakers, upgrading an existing hi-fi system, or restoring vintage audio equipment, the LU55/8.20/071 delivers dependable filtering without core saturation, ensuring low distortion even at higher power levels.

Technically, this coil features an inductance of 8.2 mH with a tight ±3% tolerance for consistent performance across units. It has a DC resistance of just 3.05 Ω, minimising signal loss, and is wound with 21 AWG wire (0.71 mm diameter) for optimal current handling. The outer diameter measures 55 mm, with a 12 mm recess diameter and a 5.3 mm central mounting hole, making it easy to integrate into your crossover board. The air core design eliminates hysteresis and eddy current losses, preserving signal purity.

Trust Intertechnik’s engineering for your next audio project. This coil combines precision, durability, and sonic transparency, ensuring your loudspeakers perform at their very best.