a second project at the moment is a peerless xls10 (830452) with 2 PR in 31,5 liters and using the Hypex ds2.0
it is a kind off cloned Sonus Faber B1 Gravis subwoofer
using the same woofers
the PR are the 400 gr model and the sub is tuned to a 27 hz and used for music only
