Categories Noise and Vibration Product News Norsonic: Nor150 type approved by PTB, Germany Post author By Richy Post date October 29, 2015 Norsonic: Nor150 type approved by PTB, Germany You can download the type approval clock here for more info. ← Spektra : MEMS Adjustment Systems Test Systems for mass production → Norsonic application note: Use of the Nor848A acoustic camera on wind turbines