uniform pitch

And softer passages, in any case, were not his strength; his voice seemed to work best when kept at a uniform pitch of intensity and volume.

"When poems not only set themselves at a uniform pitch, but also contract themselves to recurrent, predictable five- or ten-line climaxes, pretty soon the surprises do not surprise us any more.

As Cavaradossi, Franco Farina tends to hold out all his notes at a uniform pitch of volume and emotion; only sometimes does he tap into the real expressive potential of his voice.