Cena: |
Stanje: | Polovan sa vidljivim znacima korišćenja |
Garancija: | Ne |
Isporuka: | BEX Post Express Lično preuzimanje |
Plaćanje: | Tekući račun (pre slanja) PostNet (pre slanja) Lično |
Grad: |
Ub, Ub |
Proizvedeno u : Evropi
Proizvođač: VALVO
Polovna neispitana EF 9 - VALVO .Stanje kao sa slika.Bez garancije.Sa neta:Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt
Tube type: Vacuum Pentode RF/IF-Stage Controlling (mu)
Identical to EF9 = CV1427 = TEF9 = CV1714 = MEF9
Similar Tubes
Other class quality (otherwise equal):
4659
Other characteristic (electr. data):
EF9N ; WE16
Heater different:
UF5
Other base:
EF22 ; EF39 ; EF9G ; W147
Multiple differences or of other kind:
EF9nT
First year Apr.1938 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Mar.1938 : L`Histoire Singulière du Tube Radio; G. Duperray 2009
Predecessor Tubes EF5
Successor Tubes 1941 EF22 EF41 UF9 UF5 EF21_9pin EF39
Base Europe side contact P8A (Au P, 8SC) (Codex=Sf) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.2 Ampere / Indirect / Specified voltage AND current AC/DC
Description
Red series
Text in other languages (may differ)
Tube prices 10 Tube prices (visible for members only)
Information source Babani, International Radio Tube Encyclopaedia Pages104 & 105
Taschenbuch zum Röhren-Codex 1948/49
Universal Vade-Mecum, Electron Valves and Semiconductor Devices