Air Core Coils

Premium audio grade coils crossover inductors air core laminated steel core superq foilq xq ixq erse is the worlds leading manufacturer of premium audio grade air core and steel core coils for audio crossovers and speaker building.

Air core coils.

Product series inductance length mm width mm height mm 0806sq 0807sq 0908sq. An electric current through a wire wound into a coil creates a magnetic field through the center of the coil due to ampere s circuital law coils are widely used in electronic components such as electromagnets inductors transformers electric motors and generators a coil without a magnetic core is called an air core coil. With over 20 years of experience in providing customers with the industry s best coils inductors and transformers our team at agile magnetics is well equipped to help you select the best air core inductors for your job. Air core inductors for high frequency operations.

Some others are wound on a bobbin made of bakelite plastic ceramic etc. 5 5 nh 27 3 nh. 2 08 1 4 1 5 view series 1111sq. Advantages of an air core coil.

A very good calculator for coil has been made by serge y. Some inductors are wound without a bobbin and just air as the core. Square air core inductors. Each xq coil starts with heavy insulated ofc copper wire featuring erse s exclusive purity guarantee.

After designing the coil it is time to wind it. Formula equations for inductance of air core inductor calculator inductance of an air core coil inductor l n2 x d2 18d 40l μh where n number of turns d inductor coil diameter l inductor coil length. Stroobandt callsign on4aa here. Erse s xq line of air core coils are revered as one of the most musically accurate coils on the market today.

What is an air core coil. We ll use the term air core coil to describe an inductor that does not depend upon a ferromagnetic material to achieve its specified inductance this covers the cases where there really is just air inside as well as windings upon a different insulator such as bakelite glass or ptfe etc.