The Waves WLM Loudness Meter plugin provides ITU, EBU, and ATSC compliant loudness measurement and metering for broadcast, movie trailers, games and packaged media. WLM is an affordable, all-in-one cross-platform, multi-format loudness metering software solution. he WLM offers comprehensive Momentary, Short Term, Long Term, and True Peak readouts, plus a unique warning and logging system that keeps track of your levels, and lets you know when you’ve exceeded them—or fallen short. Ideal for content creators and post production houses as well as cable head-end facilities.