Despite the oldest solid state audio circuitry now qualifying for a pension and a bus pass where this is being written, the thermionic tube retains a foothold in the world of audio — cherished by ...

If you’ve ever wondered why something like a radio or a TV could command a hefty fraction of a family’s yearly income back in the day, a likely culprit is the collection of power transformers needed ...

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 ...

SōLIS, an audio brand that has been around for four decades, is constantly evolving. Many of its current offerings pair with Google Home and Chromecast devices and it made a nice showing at CES with ...

Having built a number of vacuum tube output transformer-less (OTL) amplifiers in recent years, it seemed as though it might be a good idea to try combining older with newer technology and using both ...

Vacuum tube amplifiers just won’t go away. I am speaking more of audio vacuum tube amps than I am of microwave amps like magnetrons, klystrons, TWTs and the like. Most other audio gear is solid state ...

The circuit was designed to create a power amplifier circuit that will utilize E80CC and EL34 vacuum tubes for better results while providing 35 Watts of power. E80CC – a special quality double triode ...

Japanese designer Koichi Futatsumata, founder of Case-Real studio, has designed a vacuum tube amplifier for electronics manufacturer Elekit. Elekit traditionally manufacture affordable, high-end audio ...

High-end audio brand, McIntosh, has announced the launch of its new MC1502 Vacuum Tube Amplifier. The new stereo amplifier is designed for home audio systems and can pump out a very healthy 150 Watts ...