電でん気き音おん響きょう学がく

Meanings

1

electroacoustics

Technical field dealing with the interaction between electricity and sound, including transducers, audio systems, and acoustic measurement.

study, learning, science

音おん響きょう学がく
Acoustics in general; 電気音響学 specifically focuses on the electrical aspects.
電でん気き工こう学がく
Electrical engineering; a broader field that includes electroacoustics as a sub-discipline.

Compound of 電気 (electricity) + 音響 (sound, acoustics) + 学 (study, -ology).