Eric Walker placed Audiovisual software under Sound and phonons
Eric Walker placed Electrical network frequency analysis (ENF) under Electric power
Eric Walker added "ENF Analysis" to Electrical network frequency analysis (ENF)
Eric Walker placed Electrical network frequency analysis (ENF) under Forensics
Eric Walker removed "Electrical network frequency analysis" from Electrical network frequency analysis (ENF)
Eric Walker reordered the synonyms for Electrical network frequency analysis (ENF)
Eric Walker added "Electrical network frequency analysis (ENF)" to Electrical network frequency analysis
Eric Walker added Electrical network frequency analysis to Sound and phonons
Eric Walker added Best Wireless Headset 2021 | Reviews by Wirecutter to Sound and phonons
Eric Walker added The 3 Best USB Microphones 2021 | Reviews by Wirecutter to Sound and phonons
Eric Walker added Best Wireless Headset 2021 | Reviews by Wirecutter and The 3 Best USB Microphones 2021 | Reviews by Wirecutter to Sound and phonons, and added Sound and phonons to Physics
Eric Walker added a number of topics and a number of links to Physics, and added Physics to Science, engineering, mathematics and the humanities