EN 61249-2-32. Materials for printed boards and other interconnecting structures. Part 2-32. Reinforced base materials clad and unclad for high frequency application. Halogenated modified or unmodified resin system, woven E-glass laminated sheets of defined relative permittivity (equal or less then
Specification for metal-clad base materials for printed circuits-Phenolic cellulose paper copper-clad laminated sheet of medium electrical quality: PF-CP-Cu-5
Harmonized system of quality assessment for electronic components. Capability detail specification: flex-rigid multilayer printed boards with through connections