音響

1. Origins, structure, and basic meaning

• Structure: 音響 (おんきょう) means the sound or acoustic effect in a space. 音響を調整する adjusts acoustics; 音響設備 is a compound for the equipment.
• Basic usage: Venue acoustics are adjusted before a performance, and a cinema is described as having well-developed sound equipment.

2. Common pitfalls and similar expressions

• Adjusting sound in a space and equipment producing it
  • The first example concerns the audible result; the second concerns 設備 that produces it. Keep sound conditions distinct from hardware.