Forbes contributors publish independent expert analyses and insights. Technology journalist specializing in audio, computing and Apple Macs. Earlier this year, I reviewed the WiiM Ultra music streamer ...

What Is a Tube Amplifier? Tube amps are made using vacuum tubes, which were invented in 1925. Using a glass bulb akin to a light bulb, tube amps take a weak signal and amplify it several times through ...

Our favorite integrated amplifiers for audiophiles in 2025 includes models from WiiM, Advance Paris, Moon by Simaudio, Quad and Marantz. Integrated amplifiers have roared back into the audiophile ...

If you’ve wondered what a preamplifier is, what it exactly does, and whether your audio setup is missing one, we’ve got the answers—as well as some of our top recommendations. An audio signal needs ...

The American audio company has unveiled a "no fuss" stereo amplifier for modern hi-fi systems.

Low-power optical device achieves around 100 times amplification using just a couple of hundred milliwatts of input power ...