http://www.youtube.com/watch?feature=player_embedded&v=vbDY5ELuxm4
New video Darkglass Microtubes 500 — 500-watt Bass Head Demo on @YouTube
Via SweetwaterSound The Darkglass Microtubes 500 packs two switchable Darkglass preamp circuits — the B3K and the Vintage Microtubes — into a robustly built yet lightweight bass head.
from hip hop news source http://ift.tt/2yeC7OM