Triode is a new Internet radio app from The Iconfactory for iOS and iPadOS, the Mac, and Apple TV that fills a niche all but abandoned by Apple. Internet radio stations used to claim a more prominent ...

Italians make beautiful things. The Unison Research Triode 25 Integrated Amplifier ticks off every box and then some. Our early thoughts. I have long held the belief that audio components reflect the ...

The Decware SuperZen Triode Model SE84UFO2 is a handmade 2.3 watts/channel tube amplifier that hits much harder than its power rating would suggest. Over the past 23 years, I have had the opportunity ...

By connecting the screen grid directly to the plate, you can operate the tube in triode mode. Low voltage gain and low output impedance characterize this mode. Figure 3 shows how the triode curves ...

Why you can trust What Hi-Fi? Our expert team reviews products in dedicated test rooms, to help you make the best choice for your budget. Find out more about how we test. Italian manufacturer Unison ...

But how about hollow state? [Tomtektest] had a dual triode that has lost its vacuum integrity — gone to air, as he calls it — and decided to open it up to better expose its inner workings.

The triode vacuum tube might be nearly obsolete today, but it was a technology critical to making radio practical over 100 years ago. [Kathy] has put together a video that tells the story and ...

Almost 120 years ago, electronics began in earnest with the invention of the triode vacuum tube (VT). On January 29, 1907, Lee de Forest filed his first application for patent of the Grid Audion ...

His grid-triode was no great success as a detector, but it did eventually make modern radio and electronics possible He invented the three-electrode vacuum tube without understanding how it worked.