Muzak is best known for its background music that drives you crazy in the elevator, but as I discovered — they made amazing tube amplifiers as well. Life is definitely unpredictable; something that ...

Ex-movie theater projectionist Steve Guttenberg has also worked as a high-end audio salesman, and as a record producer. Steve reviewed audio products for CNET and worked as a freelance writer for ...

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 ...

Can this affordable EL84-based vintage tube receiver play with the big kids in the sandbox? You might be surprised by the answer. Why is there still so much interest in tube amplifiers? One would ...

For example, traveling wave tube amplifiers (TWTAs) typically are operated in saturation so the amplifier’s power rating is the saturation power. In contrast, a solid-state power amplifier (SSPA) ...