S, a tube preamplifier that marks the debut of a new product family called Series II. The company positions this range ...

Nagra’s $24,500 PREAMP II-S is considered one of the company’s more affordable preamps. That alone tells you exactly who this is for—and who it isn’t.

Nagra's new pre-amp is the first in a new series of very high-end hi-fi components.

Engineering is largely about tradeoffs and constraints. Sometimes, the issues are clouded and the choices are fuzzy, but occasionally, the choice has a fairly clear split. I had one of the latter ...

We have no intention of wading into the vacuum tube versus silicon debates audiophiles seem to thrive on. But we know a quality build when we see it, and this gorgeous tube preamp certainly looks like ...