Piezoelectric filters of assessed quality - Part 4-1: Blank detail specification; Capability approval (IEC 60368-4-1:2000); German version EN 60368-4-1:2000 + Corrigendum:2001— 11 стр.
Piezoelectric filters of assessed quality - Part 1: Generic specification (IEC 60368-1:2000 + A1:2004); German version EN 60368-1:2000 + A1:2004— 38 стр.
Piezoelectric filters of assessed quality - Part 4: Sectional specification; Capability approval (IEC 60368-4:2000); German version EN 60368-4:2000 + Corrigendum:2001— 24 стр.
Piezoelectric filters of assessed quality - Part 4: Sectional specification; Capability approval (IEC 60368-4:2000); German version EN 60368-4:2000 + Corrigendum:2001— 24 стр.