The dome midrange thread

[andyjevans]

I noticed these Dynaudio mid domes for sale, made for Volvo or VW. Any use? What are they and is there any crossover design? I think the C70 midbass was 8" for Volvo.

https://www.ebay.co.uk/itm/255815930495?

 

[shadowplay62]

Audax HM210C0 works well as mid-bass (XO +/-@600). What is the recommended closed volume?

20L full stuffed / Qtc 0.6 (brown line is 4Pi FR on a 25cm wide baffle)