1. The optimal spectrum of stress or force levels within which a material, cable, string, or system operates most effectively without damage or failure
The guitar strings must be tuned within their ideal tension range to produce the best sound quality.
As cordas da guitarra devem ser ajustadas dentro da sua faixa de tensão ideal para produzir a melhor qualidade de som.
2. The recommended interval of mechanical stress suitable for a specific application or material specification
The engineer checked the cable's ideal tension range before installation.
O engenheiro verificou a faixa de tensão ideal do cabo antes da instalação.