Would anybody know the T/S parameters of the EMI twin cone 13" x 8" loudspeaker driver dating from the 1970's ? I would like to build a cabinet for them. These are the type with the small magnet and wizzer cone.
There are PLENTY of free software applications that can generate sine waves from your computer:
https://sourceforge.net/projects/sinegenerator/
https://sourceforge.net/projects/sinegenerator/