Antique radios, Old Time Radios

D471_deForest

ID = 60458

Country:

United States of America (USA)

Brand:	DeForest-Tubes
Tube type:	Triode, vacuum Power/Output
	Ca. 1925 up to 1945 very rare. ***

Identical to

D471_deForest = UX171

Base

UX-Base (4 Pins (2 thick, USA 1924, UX)

Was used by

Radio/TV-reception etc.

Filament

Vf 5 Volts / If 0.25 Ampere / Direct / Battery =

Description

Tube fitted with "Isolantite" base (a type of ceramic)

Dimensions (WHD)
incl. pins / tip

45 x 117 x mm / 1.77 x 4.61 x inch

Information source

70 Years of Radiotubes and V. Page 166
- - Manufacturers Literature


D471_deForest: KoBi Konrad Birkner † 12.08.2014	Just Qvigstad	D471_deForest: own collection Peter den Boer

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