Catalogue
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Ferranti Radio Valve Type NSP1, by Ferranti, Britain, Mid 20th Century
Inventory Number: 19461
Date: Mid 20th Century
Maker Details: Signed by Ferranti.
Inscription: "FERRANTI / NSP1" printed on transfer stuck on exterior surface of bulb. "K269" printed on interior metal surface with correction fluid.
Size: 105 mm in overall length (including base pins)
Materials: Glass, steel, bakelite, assorted metals.
Notes:
Ferranti Radio Valve (or Tube) Type NSP1 with vertical glass bulb, polished black bakelite base and four thickened steel base pins. Unusual looking valve.
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