Have iFi raised the performance ceiling for portable Bluetooth DAC/Amps with the iDSD Valkyrie, or does the hefty "dongle" ...

This versatile amp may be our pick for best tube amp for metal, but it's far from a one-trick pony—from classic British chiming cleans to reverbed-out surf tones, this amp can do pretty much ...

Unlock the gates of Asgard with Schiit Valhalla 3 — a fully modern, OTL/OCL tube headphone amp forged for high-impedance cans and audiophiles who crave that warm, glowing Valhalla magic. Schiit Audio ...

You don’t need to be spending your spare time at the breadboard to understand how to put all this together. Inside the box there is even a tube of Goop so you can cover up all the internal circuitry ...

A cozy weighted blanket, digital picture frame, countertop herb garden and more gifts you basically can’t go wrong with.

Sometimes, a hack solves a big problem. Sometimes, it’s just to deal with something that kind of bugs you. This hack from [Dillan Stock] is in the latter category, replacing an ugly, redundant ...

While most hams and hackers have at least heard of Heathkit, most people don’t know the strange origin story of the legendary company. [Ham Radio Gizmos] takes us all through the story.

The tin tube was more resilient than its predecessor (the pig bladder), enabling painters to leave their studios. Chrysler Museum of Art The French Impressionists disdained laborious academic ...

From crowd-pleasing stuffed shells to elegant ravioli dishes, we have a wide variety of wonderfully straightforward stuffed ...

Utilizing intelligent sensors to obtain the coordinates of the tube bundle in the robot coordinate system during the tube-sheet welding process represents a current trend in the automated guidance ...