Ground Zero GZNW 6.5 six inch woofer UNBOX and TEST

Adam Rayner unpacks and then abuses a Ground Zero GZNW 6.5 Aluminium coned six inch woofer. Despite being mishandled, mis-boxed and his failure to offer any proper crossover support, all of which will get you into the no-warranty zone, the woofer behaves admirably and in fact is a remarkable item of compact bass engineering.