COVID-19: As a designated essential telecom solutions provider, EXFO remains fully operational with our employees' health and safety as our top priority.
Technology evolves at a rapid-fire pace. That’s why we’ve built an easy-to-use glossary to help you better understand the terms, technologies and trends that impact your business.
A signal that takes on only two values, off or on, typically represented by 0 or 1. Digital signals require less power but (typically) more bandwidth than analog signals, and copies of digital signals can be made exactly like the original.