Tube VCA (L1) By david kay | March 24, 2018September 8, 2018 exciting build of the L1-tube VCA…have a look: 1 2 3 4 5 6 7 that mini tube is super cute, and sounds pretty big! Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to email a link to a friend (Opens in new window)