The members of the Franklin Institute of Philadelphia took their seats for their annual meeting last week in an atmosphere of ill-concealed excitement. Weeks before, the committee on awards had ...

Marked: "3611, Pat. in USA, 3-20-7; 10-8-20; 4-22-24; 6-16-25". Early cathode ray tube with horizontal and vertical deflection plates. Plates are connected directly to filament stem which is cracked ...

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, ...

SAN FRANCISCO (Reuters) - Five companies including Samsung SDI Co Ltd and Koninklijke Philips agreed to pay a total of $528 million to resolve a class action lawsuit alleging price fixing in the ...

(Reuters) - A former sales executive of Chunghwa Picture Tubes Ltd, Chun-Cheng (Alex) Yeh, has pleaded guilty to conspiring to fix the prices of CDTs, a type of cathode ray tube used to make computer ...

Perhaps nothing added quite so much to the charm of vacuum tube circuits from back in the heyday of the vacuum tube as did the “Magic Eye” indicating tube. With the ghostly green glow of its circular ...