WBo2 version 3B1, introduced in January 2006, is Tech Edge's current top-of-the-range single-channel wideband offering. Presented in a stylish and distinctive matt lime extruded aluminium case, 3B1
is the successor to the 2B0) and adds 1 Megabyte of on-board logging memory as well as support for more sensors, more versatile input channels and other evolutionary changes. Even with these
enhancements, 3B1 is the same price as the older 2B0 (discontinued Dec. 2005).