IEC 60169-7:1975/AMD1:1993 : Title: Amendment 1 - Radio-frequency connectors. Part 7: R.F. coaxial connectors with inner diameter of outer conductor 9.5 mm (0.374 in) with bayonet lock - Characteristic impedance 50 ohms (Type C) Pages: 3 Year: Publisher: International Electrotechnical Commission Availability: Within 1-2 working days
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