ASURO Ultrasound KIT ARX-ULT Circuit ARX-ULT Short manual for the ASURO ULTRA SOUND KIT An very extensive desription can be found in the book MORE FUN WITH ASURO volume I and http://www.globalspecialties.com Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Global Specialties: ARX-ULT