11-23-2016, 07:12 AM
Morzh, the article is describing making cones for the 1920's style magnetic speakers, not the later dynamic type.
These cone speakers has no surround but were full floating, being supported mainly by the center mechanical linkage. The linkage connected to a metal vane surrounded by a high impedance coil and placed in the field of a permanent magnet.
https://www.radiolaguy.com/images/speake...sicone.jpg
These cone speakers has no surround but were full floating, being supported mainly by the center mechanical linkage. The linkage connected to a metal vane surrounded by a high impedance coil and placed in the field of a permanent magnet.
https://www.radiolaguy.com/images/speake...sicone.jpg
