These are referencing US and European standards for Jam detection.
UL 20/20 means looking for 20 continuous seconds of jamming.
EN 30/60 means looking for 30 aggregate seconds of jamming in 1 minute.
These are referencing US and European standards for Jam detection.
UL 20/20 means looking for 20 continuous seconds of jamming.
EN 30/60 means looking for 30 aggregate seconds of jamming in 1 minute.