In the early 1970s, D’Addario pioneered the use of phosphor bronze in acoustic strings. Now, it’s widely celebrated as the pinnacle of acoustic string alloys. Together with our 80/20 Bronze set — famous for its bold, bright tone, D’Addario has been proudly providing acoustic players with the best string options, from the very beginning.
D’Addario was the first to use Phosphor Bronze in acoustic guitar strings back in the early ’70s. Today, Phosphor Bronze is considered the pinnacle of acoustic string alloys, thanks to its beautiful sonic balance and tonal warmth, suitable for all musical genres.