The phrase "source of the voice" is correct and usable in written English
You can use it when referring to the origin of a sound, particularly a voice. For example, "The source of the voice was still unknown, even after careful investigation."
I sat in silence for a moment and tried to locate the source of the voice.
Your curiosity pries your eyes open, and you lift and swivel your head to find the source of the voice.
As Witte inspected the mask for the source of the voice, William Jr. climbed over the rail that surrounded the altar and into a hole in the floor.
After you finish "searching" for the source of the voice, a good way to keep the listener misdirected is by keeping your eyes locked on the fake source.
By appearing as though you are "searching" for the source of the voice, you can cause many people to follow your eyes with their own, effectively joining you in your "search" for the source.
His materials were the rural blues around him (a source of the voice-like sound of his playing), 1940s R&B, and elements of the new bebop jazz of Charlie Parker.
Jones died last week after his lungs, the source of that voice so often raised in joyous song, gave out.
He was admired by figures as diverse as Ishmael Reed, Maya Angelou, Melvin Van Peebles, and John A. Williams (whose lengthy interview with Himes remains a wonderful source of the writer's voice).
The sound source of a voice is produced by the self-excited oscillation of the vocal folds.
He's not content with buying the app to his microphone; he has found the source of his voice and it is from that source that he now speaks.
In addition, the limit cycles with collision after static instability are in general regarded as the source of modal voice [9], [58].
