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TT_Moorhead

Information - Aide 
ID = 68915
       
Pays:
Etats-Unis
Fabricant: Moorhead Laboratories (Pacific); San Francisco
Concepteur: Moorhead Laboratories (Pacific); San Francisco 
Type:  Triode, vacuum   Texte 
  <1925 très rare
Identique à TT_Moorhead
Similaires
Autre qualité (reste identique) :
  C_Moorhead

Culot UV-Base (4 Pins+Bayonet, USA 1914 WE)
Utilisé par Radio/TV-reception etc.
Chauffage Vf 6 Volt / If 0.85 Ampère / Direct / Battery =
Description

The Moorhead TT tube is a low power transmitting type which operates with 500 volts on the anode. It is similar to the Moorhead C but has an eleven turn grid, instead of the twenty two turns as in the C tube. The grid is made of molybdenum in accordance with British Government specifications. It has a Shaw base made by the Shaw Insulator Company, which was associated with Moorhead laboratories. Literature states that this tube has been developed as an undamped wave transmitter for the amateur. The tube was made for two years from early May, 1920.

 
Dimensions
(l x h x p)
incl.pins/tip
x 106 x 44 mm / x 4.17 x 1.73 inch
Bibliographie -- Collector info (Sammler)   
- - Manufacturers Literature   Brochure May 1920

uv~~86.png TT_Moorhead: Fin Stewart
Fin Stewart


Just Qvigstad
 
moor_tt.jpg

 

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