| The noise levels rose by more than a few decibels, while the games whizzed by at such speed that they made Concorde look slow. |
| The use of the phon as a unit of loudness is an improvement over just quoting the level in decibels. |
| The device can create a sound at 120 decibels, loud enough to disable enemy combatants. |
| Mr. Russell apparently had not overheard the conversation, as the din in the room had risen a few decibels. |
| The meter, which comes with instructions, will measure the intensity of the sound in decibels. |
| Well, it wasn't rock and roll as you would recognise it but there was certainly enough power and decibels to give the lugholes a good stinging. |
