プッシュプル増幅 ぞうふく でしょう
pusshupuruzōfukukideshō

Noun
Desu Copula

Expresses probability in a polite manner ("probably…") of プッシュプル増幅器

1. Push-pull amplifier, likely.; Probably a push-pull amplifier.

Polite
Presumptive
Conjecture