en phototube (n)
― RelatedTo ⟶
Weight: 1.0
en cathode Source: English Wiktionary
en phototube (n)
― RelatedTo ⟶
Weight: 1.0
en photosensitive Source: English Wiktionary
en phototube (n)
― RelatedTo ⟶
Weight: 1.0
en gas filled Source: English Wiktionary
en phototube (n)
― RelatedTo ⟶
Weight: 1.0
en electron tube Source: English Wiktionary