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H4100D

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ID = 12756
       
Country:
Germany
Brand: Valvo Radioröhrenfabrik GmbH; Hamburg
Tube type:  Screen-grid Tetrode   RF/IF-Stage 
Identical to H4100D = E442
First year 1928 Tube leaflet collection E.Erb Analysis by original leaflets

Base Europe 5-Pin (O5A, B5) (Codex=Fc) Sidecontact and top contact
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
h4100d_2_web.jpg
H4100D: CA
Christian ADAM

 
9_20.png
H4100D: Telefunken Werkstattbuch
Wolfgang Bauer

 
h4100d_daten_kennl.png
H4100D: Valvo Daten Heft 1930
Trev Levick


Usage in Models 2= 1929

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2


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