Video cameras (PAL/SECAM/NTSC) - Methods of measurement - Part 2: Two- and three-sensor professional cameras (IEC 61146-2:1997); German version EN 61146-2:1997— 27 стр.
Tests on electric and optical fibre cables under fire conditions. Test for vertical flame propagation for a single insulated wire or cable. Apparatus— 14 стр.
Transformers and inductors for use in electronic and telecommunication equipment - Measuring methods and test procedures (IEC 61007:1994, modified); German version EN 61007:1997— 38 стр.