The workshop was held by a group of activists at RampArt squatted Social Centre in London, England, on 3rd June 2006. This rough hewn video is mainly about 'Pedals', a powerful trailer system used on many demos and on Critical Mass.
The short clip 'pedals' shows 'Pedals' in action. The Workshop video '12vpart1' opens with a new experimental sound system being tested before going on to discuss the design and construction of 'Pedals' itself and sound systems in general in the following clips.
Efficiency,efficiency efficiency! Efficient amps, efficient drivers, creative use of things!
I enjoyed this,from both a non staged/no acting viewpoint, and due to the extensive knowledge of the guy in blue shirt - Ive used the same winisd program.
Using a Paudio complete horn is one option for midrange,another is a conical horn with an 8" or similar. See