In either case, this hardware will need to be replaced with modern equivalents.

The modern equivalent of the signal station, still exists on the island in 2011.

Many archaic words were replaced with more common and modern equivalents.

Credit unions and other types of organization are modern equivalents.

Here is a modern equivalent of the original - but not nearly as good, ahem.

They're the modern equivalent of the lot that used to boo the plays in the 50s and 60s.

This was the modern equivalent of Marius's age in ancient times.

Of course, it's just the modern equivalent of writing notes to each other.

It would be the modern equivalent of an audience with the emperor.

"Television is the modern equivalent of the public square."