Filtered by Tag : GDSRES X News from February 2017 Video: Resonant Columns Torsional Excitation Mechanism Monday, February 13, 2017 Camilo Perico a QA & Test Engineer at GDS Instruments, gives an overview of GDS' Resonant Column torsional excitation mechanism. GDSRES Read More Introductory video on GDS' Resonant Column Apparatus Tuesday, February 7, 2017 Camilo Perico a QA & Test Engineer at GDS Instruments, gives an overview of GDS' Resonant Column Apparatus. More technical videos on the system to follow. GDSRES Read More