Electronic piano maker Yamaha sends cautious note over chip crunch

TOKYO -- The global semiconductor shortage is weighing on an unlikely giant in the music industry: piano and audio-gear maker Yamaha.

The Shizuoka-based company is widely known for acoustic pianos, but the world's largest instrument maker already generates more sales from keyboards and other electronic instruments. It also has a growing audio equipment business, ranging from headphones and audio mixers to car speakers.