#Tube

On the eve of my 40th birthday, I was doused with cold water at a train station. Before, I would have shrugged it off. But suddenly I realised it was time to assert myself

Hey folks. Im in process of fixing this trailer up. there are a few spots I need to weld, and I was thinking about just doing a solid reinforcement all around.…

I'm welding some 1x2 rectangular steel tube, 14 gauge. I'm using .030 with C25 at 25cfm, 18.3 volts and 230 ipm. Gun angle is directly above the weld, pushing at maybe 15 degrees. Prepped with a flap disk and acetone.…

1948 was an interesting time for computing. For decades, businesses had used punch card equipment that added and sorted electromechanically....

What would be the best way to produce the overall loudest sound from pulses of escaping gas (compressed air in this case)exiting a confined tube into the atmosphere?…

From Theguardian RSS Feed: Hopes grow that London Underground strikes could be called off

London Underground drivers have announced a walkout next week, with further strikes planned for June

Tube audio has always meant commitment: new gear, new cables, a full system rethink. The Schiit Buf skips all of that. A compact buffer that sits between your existing DAC and amplifier via a single RCA connection each way, it...

When most people think about vacuum tubes, they picture big glass bottles glowing inside antique radios or early computers. History often treats tubes as a dead-end technology that was suddenly swe…

my front tire is constantly loosing air. im not kidding when i say ive done everything but get a new wheel. i started with tubeless and it was loosing air too often and when it got to the point where i was pumping it up each day, i went back to tubed.…

For the average rider, inner tubes have been one of the most enduring and unchanging parts of bicycle design over the decades. They’re made of rubber, they have a Schrader or Presta valve, an…

I'm planning to buy this unit. Has anyone used it before? Sounds really good in videos, has a valve tube but at the same time I dug deeper into the reviews and all the bad things.…

The problem with tube based audio is that it has so often been hijacked by people for whom the bragging rights of having a tube amplifier outweigh the benefits, or the sheer fun of building the thi…

Underground caves in lunar lava tubes maintain clement temperatures, could be the best places to build a base on the Moon.