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Frank's electron Tube Data sheets Adzam documents  

(up)date item size
2007-01-18 Adzam Vade-Mecum just a few pages with R### types. ☆Andre Cubert1,064,770 bytes
2022-03-24 Ignitrons. ☆Patrick Binon9,266,493 bytes
2022-03-24 Nuvistors. ☆Patrick Binon2,233,317 bytes (fr)
2022-03-24 Photo Tubes and Photoconductive Cells. ☆Patrick Binon5,095,358 bytes
2022-03-24 Thyratrons. ☆Patrick Binon23,055,378 bytes (fr)
2022-03-24 Voltage Reference and Stabilising Tubes. ☆Patrick Binon3,212,059 bytes