This is a new thread that picks up on the discussion of active crossovers in the 4345 - 3 way project thread over on the Lansing DIY forums.

https://www.audioheritage.org/vbulle...-with-JBL-2447

https://www.audioheritage.org/vbulle...l=1#post442634

Given this new thread is a technical reference l have posted it in the Technical Help Forum.