Dave Rahardjadrahardja@sfba.social
Nov 3, 2026, 2:25 AM@finestructure @scy People have also used the mains hum (50/60 Hz hum) to locate and timestamp audio recordings https://forensics.media/articles/what-is-enf-analysis/
@finestructure @scy People have also used the mains hum (50/60 Hz hum) to locate and timestamp audio recordings https://forensics.media/articles/what-is-enf-analysis/