If this is an open-source project (like a specialized decibel meter), the string 1b90106 would likely be found on platforms like or GitLab .
: Developed by the CDC for professional-grade noise measurement. Download Decibel 1b90106 apk
If you just need a reliable decibel meter and aren't tied to this specific build, consider these verified options: If this is an open-source project (like a
Could you clarify (e.g., a specific research paper title or a GitHub link)? This would help in tracing the exact file. Download Decibel 1b90106 apk
Be extremely cautious when searching for specific APK builds via third-party search results.