DTG Testing was founded in 2000 and is the UK digital television industry’s interoperability testing house. DTG Testing is a subsidiary of the Digital TV Group, the industry association for digital television in the UK. DTG Testing is not-for-profit, with all surplus reinvested in providing world-leading test and conformance services. DTG Testing was awarded the contract to test filters that are used to protect digital terrestrial television from interference by 4G mobile broadband signals at 800 MHz.
DTG Testing also provide a conformance testing service for manufacturers wishing to supply filters to the retail market.
Filters that pass DTG Testing’s rigorous testing will be given the rights to use the at800 logo.