Reconstructing someone's voice based on a photograph is currently beyond the capabilities of technology. The voice is determined by the vocal cords, throat structure, and other physiological factors that cannot be accurately inferred from an image alone. While there have been advancements in voice synthesis technology, these methods usually rely on existing audio recordings or voice samples of the person in question. In the case of D'iakiv Sava Fedorovich, a historical figure, there are no known audio recordings or voice samples available. Therefore, it is impossible to speculate or make any hypothetical assumptions about his voice based solely on a photograph. To accurately reconstruct a person's voice, one would need detailed knowledge of their vocal characteristics, including pitch, timbre, accent, and intonation patterns. This information can only come from actual recordings, eyewitness testimonies, or written descriptions provided by individuals who have heard the person speak.