Any audio amplifier we are likely to encounter will ... little reason to favour one over the other of equivalent quality in 2021. In the previous paragraph we’re coming close to the original ...

We’ve tested the Rockville BluTube amplifier and added it to the Competition section. Whether you’re building a stereo audio system with a brand-new pair of bookshelf speakers or an old set ...

There are plenty of tube amplifiers now being manufactured, with a popular choice being headphone amplifiers that use a tube as a gain stage followed by an op-amp as a buffer with a low impedance ...