Four layers of artwork including one surgace bottooom; one surface top; one internal (ground) plane and one internal (signal) plane. IPC TR-579 included with each order. (4pcs. 51 x 61 cm 1:1) September 1988 artwork. Available in film only.
Note :
This product is unavailable in Russia, Ukraine, Belarus
Report on Round Robin Study to Correlate Interconnect Stress Test (IST) with Thermal Stress/Microsectioning Evaluations for Detecting the Presence of Inner-layer Separations
