radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

M4205E

Information - Aide 
ID = 74962
       
Pays:
Royaume Uni
Fabricant: Standard Telephones and Cables Ltd. (STC); London, Foots Cray
Concepteur: Western Electric Company Inc.; New York (NY) 
Type:  Triode, vacuum   Power/Output 
Identique à M4205E
Similaires
Remplaçants avec petites différences :
  205D ; 4205E ; R205-D
Autre culot / données légèrement diff.:
  205

Culot UV-Base (4 Pins+Bayonet, USA 1914 WE)
Utilisé par Industrial
Chauffage Vf 4.5 Volt / If 1.6 Ampère / Direct / Specified voltage AND current AC/DC
Description

The M4205 tube is similar to the 4205E but has the grid and anode specially treated to reduce secondary emission. It was first made with a nickel plated base but this was later changed to Bakelite. Under safe operating conditions, the maximum anode voltage is 400 and anode dissipation 15 watts.

 
Dimensions
(l x h x p)
incl.pins/tip
x 108 x 64 mm / x 4.25 x 2.52 inch
Poids 65 g / 2.29 oz
Bibliographie - - Manufacturers Literature   Data sheet dated November 1937

uv_205d.png M4205E: Fin Stewart
Fin Stewart


Just Qvigstad

Collection de

 
screenshot_20211024_232521_gallery.jpg

 

[rmxtube-fr, noindex]
  

Mentions légales Plus d'informations