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A "tester" is a term used to describe someone using an aftermarket firmware on their FTA receiver. For example, FTA receivers made by the major companies are not equipped to de-scramble Dish Network or DirecTV. Some sources claim to have a "patch" or modified firmware that is supposed to descramble these broadcasts.A "tester" is ''often'' a term used to describe someone using an aftermarket firmware on their FTA receiver. For example, FTA receivers made by the major companies are not equipped to de-scramble Dish Network or DirecTV. Some sources claim to have a "patch" or modified firmware that is supposed to descramble these broadcasts. Note that not all 3rd party firmware is designed to descramble and that there are legal purposes for such modifications.== Legitimate FTA Use and Popularity ==