Page 104 of VNA Calibration Kits, Microwave Components & Adapters Catalog by Maury Microwave

microwave components type n beadless air lines model series 2553 features dc to 18.0 ghz virtually reflectionless beadless type n connectors description the 2553t series reference air lines utilize beadless type n connectors which are integral to the air lines thereby producing extremely low reflection transmission lines the complete air lines inner and outer conductor are fabricated from gold-plated low-loss copper alloys model connectors 2553t30 type n female to male 2 2553t15 type n female to male 2 2553t10 type n female to male 2 2553t7.5 type n female to male 2 2553t6 2553t5 type n female to male 2 type n female to male 2 available models electrical length cm 29.969 14.983 9.988 7.493 5.993 4.994 3.816 3.123 2.9969 odd 1/4-wavelength frequency ghz 2n 1 2n 1 2n 1 2n 1 2n 1 2n 1 2n 1 2n 1 2n 1 0.25 0.50 0.75 1.00 1.25 1.50 1.96 2.40 2.50 specifications frequency range dc to 18.0 ghz vswr <1.02 0.002 ghz electrical length see available models chart electrical length accuracy .±0.01cm characteristic impedance where skin depth is negligible 50 0.2 ohm 1 2553t3.82 type n female to male 2 2353t3.12 type n female to male 2 2553t3 type n female to male 2 type n beadless air line kits the 2553k is a kit consisting of six reference air lines from the chart above supplied in an attractive foam-lined wood instrument case type n bead supported air lines model series 2503 features dc to 18.0 ghz virtually reflectionless precision type n connectors description the 2503 series precision air lines utilize stainless steel type n connectors in which the center conductor is supported by a lowloss dielectric bead the air lines inner and outer conductor are fabricated from gold-plated low-loss copper alloys available models model 2503a 2503b 2503c 2503d 2503e 2503f 2503g connectors type n female to male 3 type n female to male 3 type n female to male 3 type n female to male 3 type n female to male 3 type n female to male 3 type n female to male 3 electrical length cm 29.979 19.986 14.990 9.993 7.495 5.996 4.997 odd 1/4-wavelength frequency ghz 2n 1 2n 1 2n 1 2n 1 2n 1 2n 1 2n 1 0.25 0.375 0.50 0.75 1.00 1.25 1.50 specifications frequency range dc to 18.0 ghz vswr <1.03 0.003 ghz electrical length see available models chart electrical length accuracy .±0.02cm characteristic impedance where skin depth is negligible 50 0.2 ohm 1 impedance 49.987 ohms based on nominal dimensions and tolerances type n bead supported air line kits air lines kits model 2503k consisting of one each 2503a c d e g and model 2503l consisting of one each 2503a b c d e f g are available and are supplied in an attractive foam-lined wood instrument case 2 beadless precision type n connectors one female and one male 3 precision stainless steal type n per maury data sheet 5e-049 of the conductors and the equation z 59.939 loge d/d d i.d inner conductor d o.d outer conductor maury microwave corporation 84 vna calibration kits microwave components adapters

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