Was there a hint of doubt in the carefully modulated voice?

Del's tone was carefully modulated so as not to show too much.

Now she spoke with more deliberation, carefully modulating her voice.

His dark eyes blinked once in an expression that might have been carefully modulated concern.

Lighting is carefully modulated (and necessarily low in a room devoted to works on paper).

There's none of that carefully modulated debate quality of her other works.

When he told the operator to let him off at the sixteenth floor, his tone was carefully modulated.

When he spoke, his voice was a monotone, carefully modulated to be free of all emotion.

They suggested a revival of this carefully modulated attitude about what was essential to the faith.

The movement of the horse was carefully modulated to influence neuromuscular changes in the patient.