DEVICE FOR CHECKING DEVIATION OF ALTERNATING VOLTAGE Russian patent published in 1995 - IPC

Abstract RU 2029312 C1

FIELD: voltage inspection. SUBSTANCE: device has filter, null detector, two comparators, OR gate, frequency multiplier, inverter, coincidence element, binary counter, two code comparison elements, three triggers and logic unit which is made on the base of four AND-NOT gates. EFFECT: improved precision. 2 cl, 3 dwg

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RU 2 029 312 C1

Authors

Ptitsyn O.V.

Odintsov S.I.

Peregoroda Ju.A.

Dates

1995-02-20—Published

1990-10-03—Filed