The most reliable "decoder" is the Music Tribe Product Registration Portal . By entering your serial number there, the system automatically retrieves the exact manufacturing date and warranty expiration.
If the sticker on the pedal is missing (common with velcro use), check the original box ; the serial number is almost always printed on the side label. tc electronic serial number decoder
In the Nova Delay series, units with serial numbers higher than 9091796 (manufactured after January 2012) feature the improved iBModified input buffer . The most reliable "decoder" is the Music Tribe
TC Electronic gear typically requires registration within to unlock the full extended warranty through Music Tribe. How to Register your TC Electronic to Get the Full Warranty check the original box