Antique radios, Old Time Radios

01B

Country:	United States of America (USA)	Brand:	Common type USA tube
		Tube type:	Triode, vacuum
			Ca. 1925 up to 1945 rare.

Tube ID = 13187

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Identical to	01B = 201B

Base	UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bo)
Was used by	Radio/TV-reception etc.
Filament	Vf 5 Volts / If: 0.125 Ampere / -: Direct / -: Battery = /
Description	This is 01A, 201A etc, but has a filament current of 125 mA instead of 250 mA.This particular tube is branded Marconi and has also an RVC logo on the base Text in other languages (may differ)
Dimensions (WHD) incl. pins / tip	45 x 115 x 35 mm / 1.77 x 4.53 x 1.38 inch
Literature	Taschenbuch zum Röhren-Codex 1948/49

01B: own collection
Peter den Boer

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