Symbol: T, G, M, k, m, µ, n, p - Symbol height 13mm
Red Filter
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IN-14 tube IN14 valves for Nixie Clock counting tubes zero to nine
Röhrenuhr Röhre Null bis...

used in Nixie-QTC clock
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very rare
alternatives: B566M, LC-631 V1 or V2), Z5220M, Z522M
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very rare
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Symbol height: 18mm, very rare
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