IEC 60457-4:1978
Rigid precision coaxial lines and their associated precision connectors. Part 4 : 21 mm rigid precision coaxial line and associated hermaphroditic precision coaxial connector. Characteristic impedance 50 ohms (Type 9/21) - Characteristic impedance 75 ohms
- Standard No.
- IEC 60457-4:1978
- Release Date
- 1978
- Published By
- International Electrotechnical Commission (IEC)
- Latest
- IEC 60457-4:1978
- Scope
- Complements IEC 457-1 by referring to various clauses and sub-clauses contained in Part 1 to which important information is added. This concerns maximum frequency, electrical length, the type designation still provisional, standard atmospheric conditions
IEC 60457-4:1978 history
- 1978 IEC 60457-4:1978 Rigid precision coaxial lines and their associated precision connectors. Part 4 : 21 mm rigid precision coaxial line and associated hermaphroditic precision coaxial connector. Characteristic impedance 50 ohms (Type 9/21) - Characteristic impedance 75 ohms
- 1970 IEC 60457-4:1974 Rigid precision coaxial lines and their associated precision connectors - Part 4: 60 ohm 21 mm rigid precision coaxial line and associated hermaphroditic precision coaxial connector. Characteristic impedance 50 ohms (Type 9/21) - Characteristic imped...
