Standing wave ratio measurement instrument

Details Standing wave ratio measurement instrument Standing wave ratio measurement instrument

1976-11-01

1978-08-29

Krawczewicz, Stanley T.

Electricity: measuring and testing

Measuring, testing, or sensing electricity, per se

Frequency of cyclic current or voltage

324 57R, 324 98, 324123R, G01R 2704

Patent

active

041106857

ABSTRACT:
The output voltages produced by two directional couplers are applied to analog circuitry for generating a voltage that is directly proportional to return loss. An analog meter scale is calibrated to indicate return loss in decibel units and/or voltage standing wave ratio (VSWR) directly.

REFERENCES:
patent: 3155902 (1964-11-01), Walls
patent: 3369128 (1968-02-01), Pearlman
patent: 3704409 (1972-11-01), Oomen
patent: 3835379 (1974-09-01), Templin
patent: 4041395 (1977-08-01), Hill

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