Headphone brand Écoute has launched a pair of headphones with a vacuum tube and amplification built-in. The headphones are £652 / $799 / AU$1,303.

For the electronics enthusiast a tube audio amplifier makes for an interesting and unusual project, and for that reason it’s one tackled by many. [Keri Szafir] is no exception, and she’s ...

The power amplifier section also makes use of 2P29L tubes, which have similar characteristics as far as power draw is concerned. Normally, vacuum tubes rely on a resistive heater to eject ...

They feature a small tube called a 'Triode Vacuum Tube', which is small and thus able to fit in the headphone form factor. This acts as a pre-amp for the audio circuitry, coloring the sound of ...

The video explains the operation of the vacuum tube, specifically the triode, which is essential in modern communication devices like radios and telephones. It describes how a tungsten filament emits ...

The idea of putting a tube in a pair of headphones does tend to bring mental images of massive lightbulb-sized tubes to mind, but Kor ...

When it comes to listening on the best headphones, many hi-fi fans swear by the power of tubes. Amplifiers that use vacuum tubes instead of – or alongside – solid-state electronics are ...