Experimental tube - Field Emission Microscope
Tube expérimental - Microscope à émission froide
Versuchsröhre - Feldemissions-Mikroskop
This tube was used by Varian as a cathode evaluator for large klystrons in the 1960's.
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24,5 x 25 cm • 9" 5/8 x 9" 13/16
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Westinghouse WL5966 ionization gauge • Jauge à vide à ionisation • Ionisationsvakuummeter
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The silvered bulb contains a helicoidal filament.
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Tungsten tips • Pointes de tungstène • Wolframspitzen (see
LEYBOLD DIDACTIC Field Emission Microscope)
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