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Moorhead_PowerTriode

Información - Ayuda 
ID = 68917
       
País:
Estados Unidos
Marca: Moorhead Laboratories (Pacific); San Francisco
Diseñador: Moorhead Laboratories (Pacific); San Francisco 
Tipo:  Triode, vacuum   Texto 
Idéntica a Moorhead_PowerTriode

Base Edison big E27 = 27 mm 2 Top contacts.
Usada en Radio/TV-reception etc.
Filamento Vf 25 Volt / If 2 Ampere / Direct / Battery =
Descripción

This tube was made in limited quantities as an external grid power triode for an early horn speaker manufacturer (name unknown) in 1920. Because of the rather high filament voltage generating some heat, the tube was not a success and production was stopped. The tube was smilar to the conventional Moorhead external grid tube but on a larger scale. The anode is a disc with a wire lead from the top of the tube and the grid has flanges at the end which are bolted together. The grid connectuion lead is attached to one of these bolts.

 
Dimensiones
(Alt,Ancho,Prof.)
incl.pins/tip
x 165 x 32 mm / x 6.50 x 1.26 inch
Literatura -- Collector info (Sammler)   


Just Qvigstad
 
moor_exptr2.jpg

Moorhead_PowerTriode
 

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