High Efficiency Speaker Asylum: RE: I would simply buy an Air wound Coil. by Bill Fitzmaurice

High Efficiency Speaker Asylum: RE: I would simply buy an Air wound Coil. by Bill Fitzmaurice

Need speakers that can rock with just one watt? You found da place.

FAQ / News / Events

RE: I would simply buy an Air wound Coil.

73.186.230.3

Bill Fitzmaurice

In Reply to: RE: Broken Iron Core of Inductor... posted by bare on July 28, 2021 at 08:24:18:

An affordable 7mH air core coil is only 18 gauge, giving a 1.6 ohm DCR. That's totally unsuited for a crossover. A 15 gauge 7mH air core coil has 1 ohm DCR, which is marginal with an 8 ohm load, way too high with a 4 ohm load, and it costs twice what the OP's coil, with 0.29 ohms DCR, does,

This post is made possible by the generous support of people like you and our sponsors:

The Cable Cooker

Topic - Damage on Iron Core of Inductor... - fred76 10:42:41 07/26/21 ( 10)

RE: Damage on Iron Core of Inductor... - Bill Fitzmaurice 12:52:28 07/26/21 ( 9)
- RE: Broken Iron Core of Inductor... - bare 08:24:18 07/28/21 ( 7)
  - RE: I would simply buy an Air wound Coil. - Bill Fitzmaurice 07/28/21 09:22:49 07/28/21 ( 6)
    - RE: I would simply buy an Air wound Coil. - pictureguy 19:55:11 09/18/21 ( 5)
      - RE: I would simply buy an Air wound Coil. - Bill Fitzmaurice 08:40:04 09/19/21 ( 4)
        
        RE: I would simply buy an Air wound Coil. - pictureguy 13:28:40 09/22/21 ( 3)
        
        RE: I would simply buy an Air wound Coil. - Bill Fitzmaurice 07:03:34 09/23/21 ( 2)
        
        RE: I would simply buy an Air wound Coil. - pictureguy 11:46:28 09/23/21 ( 1)
        
        RE: I would simply buy an Air wound Coil. - Bill Fitzmaurice 19:00:02 09/23/21 ( 0)
- RE: Damage on Iron Core of Inductor... - fred76 03:22:49 07/27/21 ( 0)