Metode ispitivanja za električne materijale, štampane ploče i ostale strukture međusobnog povezivanja i sklopove – Deo 3-720: Metode ispitivanja za strukture međusobnog povezivanja (štampane ploče -
Test methods for electrical materials, printed boards and other interconnection structures and assemblies - Part 3-720: Test methods for interconnection structures (circuit boards) - Transmission loss test method for high frequency multilayer circuit boards