'Duplicate' means a counterpart produced: 1. By the same impression as the original; 2. From the same matrix; 3. By means of photography, including enlargements and miniatures; 4. By mechanical or electronic rerecording, including a counterpart produced by an optical imaging system; 5. By chemical reproduction; or 6. By other equivalent technique designed to ensure an accurate reproduction of the original. (Added to NRS by 1971, 800; A 1995, 136)
Nevada Legal Code