調 ちょう しき伝送 でんそうじゃなかったです
chōposhi kidensōjanakattadesu

Noun
Desu Copula

The polite, past negative form of 調歩式伝送

1. Wasn't modulated amplitude transmission.; Wasn't amplitude modulation.

Past/Perfective
Negative
Polite
Casual Register
Computing