THE cathode ray tube could be employed on several present-day problems if records could be obtained at somewhat higher frequencies than those obtainable at present. The use of brighter tubes, lenses ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Cold cathode glass X-ray tube with ...

Lead recovery and recycling from cathode ray tube (CRT) glass represent a significant challenge and opportunity in the management of electronic waste. CRT glass, particularly from the funnel section, ...

Replay: Before the cathode ray tube won the first ever video format war there was mechanical TV, and riveting programming such as man turning his head captivated early viewers. Here's how it worked.

They are televisions from another era, replaced by the flat screen, high-resolution displays of the modern era. Yet cathode-ray tubes are still surprisingly in demand. The moment he saw pictures of ...