StreamScope CALM Monitors
ensuring CALM Act compliance
The Commercial Advertisement Loudness Mitigation Act requires TV commercial audio levels in the U.S. to not exceed the dialnorm by more than a set number of LKFS units. StreamScope loudness monitors help DTV service providers meet the challenge of CALM Act compliance.
Locate loud commercials
StreamScope CALM monitors analyze AC3 and non-AC3 audio streams for compliance with all ATSC A/85, ITU-R BS.1770-2, and CALM Act requirements and recommendations. By isolating and reducing loudness problems, these state-of-the-art instruments improve audio QoS and increase customer satisfaction and retention.
Learn about StreamScope CALM monitors
RM-40 CALM ►
A low-cost DTV audio monitor with CALM spot checks, loudness graphs, and reports.
RM-40 Ultra CALM ►
A high-capacity DTV audio monitor that can spot check up to 50 audio streams at a time.