Fibre optic communication subsystem basic test procedures - Part 2-1: Test procedures for digital systems; receiver sensitivity and overload measurement (IEC 61280-2-1:1998); German version EN 61280-2-1:1999— 8 стр.
Fibre optic communication subsystem test procedures - Part 2-1: Digital systems - Receiver sensitivity and overload measurement (IEC 61280-2-1:2010); German version EN 61280-2-1:2010— 15 стр.
Fibre optic communication subsystem test procedures - Part 2-1: Digital systems - Receiver sensitivity and overload measurement (IEC 61280-2-1:2010); German version EN 61280-2-1:2010— 15 стр.