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TT_Moorhead

Informazioni - Aiuto 
ID = 68915
       
Stato:
USA (Stati Uniti d'America)
Produttore: Moorhead Laboratories (Pacific); San Francisco
Progettista: Moorhead Laboratories (Pacific); San Francisco 
Tipo:  Triodo a vuoto   Testo 
  <1925 very rare
Identico a TT_Moorhead
Valvole simili
Other class quality (otherwise equal):
  C_Moorhead

Zoccolo UV-Base (4 Pins+Bayonet, USA 1914 WE)
Utilizzata per Radio/TV-reception etc.
Filamento Vf 6 Volt / If 0.85 Ampere / Direct / Battery =
Descrizione

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.

 
Dimensioni
(LxAxP)
incl.pins/tip
x 106 x 44 mm / x 4.17 x 1.73 inch
Bibliografia -- 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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