Marked: "DAYRAD Tube Checker / Mfd. by the Radio Products Co., Dayton, Ohio. / Licensed Under Weston Patent 1704566 Type B". Includes leather carrying strap. Tube tester designed for A.C. plug in ...

A vacuum tube is just that: a glass tube surrounding a vacuum (an area from which all gases have been removed). What makes it interesting is that when electrical contacts are put on the ends, you can ...

When it comes to vintage displays, everyone gravitates to Nixies. These tubes look great, but you’re dealing with a certain aesthetic with these vintage numeric tubes. There is another option. For his ...

A 2-in-1 vacuum cleaner combines versatility and efficiency in one smart appliance, helping you manage a variety of cleaning tasks without cluttering your storage space. Acting as both an upright and ...

Billed as "Xtra Clean, Xtra Convenient and Xtra Intelligent", Ecovacs has delivered its Deebot X11 family - and the Omnicyclone model in particular - that delivers an industry-first of "PowerBoost ...

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In contemporary times, there's a heightened awareness among people regarding the importance of maintaining a clean living environment to safeguard the health and well-being of their families and loved ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more ...

PHILIPS Versuni SpeedPro Wireless Vacuum Cleaner - Cordless Handheld Vacuum Cleaner with 180 Degree Suction Nozzle - Up to 30 Minutes Cleaning Power (FC6723/01) White View Details Time to make ...