Related Items   from Encarta  
Television
Amplifier
British Television Comedy
Cathode Ray
Colour Monitor
Crookes Tube
Electron
Electron Tube
Fibre Optics
Frequency Modulation
Photographic Techniques
Public Broadcasting Service
Radar
Regulation in Broadcasting
Scriptwriting
Sound Recording and Reproduction
Telephone
Transistor
Crookes Tube
Crookes Tube, device for the production of a beam of high-speed electrons. Invented by the British chemist and physicist Sir William Crookes, the...
 View article
© 2008 Microsoft