Radio-frequency cables 2.3/7.3, coaxial, with solid dielectric, high flexible Z = 50 Ω For context with IEC recommendation 96-2/1961 see explanations. Designation of a coaxial, fully insulated, highly flexible HF cable with Z = 50 Ω, 2.3/7.3, with Au jacket
DIN 47375:1971 history
1971DIN 47375:1971 Radio-frequency cables 2,3/7,3, coaxial, with solid dielectric, high flexible Z=50