A small selection, though being a non-collector myself, of some of my vacuum tubes (valves) that I have, or had at home, or which I had used in my circuits!
8LO5I (8ЛО5И) oscilloscope screen, electrostatic beam deflection
U.S.S.R., 1970s, datasheet
Geiger counter (radiometric) tubes
SBM-20 (СБМ-20), working voltage 400 V
Philips 18504 mica window GM tube, working voltage 420 V, datasheet
Registers alpha, beta, gamma radiation. Also detects neutrons if wrapped in cadmium foil
Toshiba 2M253K(JT) GAL01, datasheet
2460MHz, 860W cavity magnetron, for use in commercial microwave ovens
EG&G Astrophysics TORREX 150D. Beryllium window X-ray tube
0.6mm focal spot size, 150 kV max.
U.S.A., 1980s, specifications
General purpose and uncategorized
6VS-1 (6ВС-1), U.S.S.R., 1963
High voltage beam tetrode, datasheet
DY86, Hungary (Tungsram), datasheet
The ubiquitous high voltage rectifier in tube black and white TV sets.
A pair of GU-50s (ГУ-50) – RF PA pentode, datasheet
Soviet copy of Telefunken (Wehrmacht) LS-50
Tesla PL504, pentode, datasheet
Horizontal deflection line output (sweep) tube.