The Shark Wandavac Cordless Vacuum is on sale for 51 percent off at Walmart. Shoppers say the vacuum easily picks up crumbs, pet hair, dust, and debris. The sleek device is ideal for tackling ...

Ultenic's 4.6 star rated cordless vacuum is currently on a Amazon Prime deal, slashing £45 off the retail price.

The vacuum tube candle actually looks pretty nice, and with a bit of tweaking could easily be made to behave like a candle as well. The final item he shows off is a vacuum tube flash drive.

A vacuum cleaner can last years with proper care and avoiding these five missteps will help you make the most of your appliance.

Chinese engineers have overcome the hurdles that stopped the US billionaire’s idea for a vacuum tube transport system in its tracks.

The film discusses the crucial role of vacuum tubes in radio broadcasting, detailing the various jobs involved in the industry, from production and scriptwriting to technical maintenance and ...

This is why the vacuum tube increases the incoming signal strength in a receiving set from 20 to 30 times over the receiving power of the crystal detector.

Recognizing the nonlinear behavior of the 12AX7 vacuum tube, used in audio and old op-amp applications, Dr. Dyer compares various models for fit to real-world device data.

Watch the step-by-step process of restoring an old vacuum cleaner to its original condition. From cleaning and fixing parts to making it work like new again, this restoration brings an old ...

The Hoover WindTunnel is an affordable vacuum that landed the top spot on our "best of" list. Here's why you should add it to your cart now.

Amplifiers Apos Ray Tubes 6SN7 SELECT Vacuum Tube: Review At only $64.99 each, the Apos Ray 6SN7 Select vacuum tubes may deliver the dynamics and authentic sound you’ve been seeking.