Yes, why? Check:
https://www.ebay.com/itm/Magnepan-Tympani-iv/173729755747?hash=item287319b263:g:VasAAOSwGs1br9H3:rk:1:pf:0
The ribbon tweeter is already first class and reach to 40 kHz.
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Topic - Why add a tweeter to Tympani IV? - Roger Gustavsson 06:04:18 01/09/19 (0)