Sample1-4 response before and after exposure

Sample 1-4 response before and after exposure. Sample type and dimensions given in schematic. Tests based on RTCA DO-160 C. Before and after exposure to: Low temperature −55 ◦C and high 70 ◦C,three hour hold. Thermal shock, ramp rate of 5 ◦C/min between low and high temperature. Altitude: pressure held at 11.6 kPa abs.