TANNOY ...... especially with the VAC.
http://parttimeaudiophile.com/2013/11/03/rmaf-2013-tannoy-and-vac/
TANNOY perfected the dual concentric design...full stop.
http://parttimeaudiophile.com/2013/11/03/rmaf-2013-tannoy-and-vac/
TANNOY perfected the dual concentric design...full stop.