Marconi thermionic tetrode valve

Made:
1930s - 1940s in England
maker:
Marconi Wireless Telegraph Company Limited

Marconi Wireless Telegraph Company tetrode KTW63 from National Valve Museum:

The KTW63 is a beam or kink-less tetrode for HF and IF amplification in broadcast receivers and replaced the W63. The valve is variable mu designed to have the stage gain controlled by a voltage derived from the final rectified signal.

Details

Category:
Radio Communication
Object Number:
Y1984.48.180
Materials:
glass, metal (unknown), plastic (unidentified)
type:
thermionic valve
taxonomy:
  • component - object
credit:
Gift of Dr. G. R. Airth
status:
Permanent collection

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