Best Integrated Amp Under $1,500 Willsenton R8 Tube Integrated Amplifier Willsenton R8 ($1,449) The Willsenton R8 Tube Amplifier is sold direct from China-hifi-Audio. It’s a beast of a thing weighing ...

The company’s newest headphone amplifier, the Valhalla 3, isn’t just a new-and-improved version of the Valhalla 2, which had been the longest-running product in the company’s history.