Automatic VNA calibration apparatus

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Details

364484, 364485, 364487, 36457104, G01R 2706

Patent

active

055879349

ABSTRACT:
An automatic VNA calibration apparatus is described which requires only a single connection at each of two test ports on a VNA and the pressing of one button. The apparatus comprises a housing for housing electrical components and a multi-throw switch which is controlled by a controller coupled to the housing. The switch is switched between a plurality of positions for coupling to the VNA a series of different calibration and verification components. The components need not be "perfect" standards so long as their values, including the phase shifts which they provide, are accurately measured.

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Engen, Glenn F., et al., The Multi-State Two Port: An Alternative Transfer Standard, ARFTG Diges, Spring 93.
Abstract: "A Novel Procedure for Network Analyzer Calibration and Verification;" V. Adamian, Jun. 1993.
Product Information Sheet: ATN Microwave, Inc., Jun. 1991.

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