動作 どうさ周波 しゅうは すうではありませんでした
dōsashūhasūdewārimasendeshita

Noun
Desu Copula

The polite, past negative form of 動作周波数

1. Was not the operating frequency.; Was not the frequency of operation.

Past/Perfective
Negative
Polite
Formal Register
Computing