Module is available as a DIY project only.
This Module is a prototype or in a concept phase.
PatchPierre A-124 Wasp Expander
Makes the A-124 Wasp filter go into self-oscillation. A switch wouldn't fit on the A-124 itself.
http://patchpierre.blogspot.nl/2012/03/modifying-a-124-wasp-filter-little-more.html
