Antique radios, Old Time Radios

EH900S

Country:	Europe		Brand:	Common type Europe
			Tube type:	HEPTODE

Tube ID = 19950


	previous \| next

Identical to	EH900S = 5915 = EH960
Similar Tubes	Normally replaceable-slightly different: 1680; 2032; 6687; 7036; E91H; EH900 Other class quality (otherwise equal): 6BY6
First Source (s)	Mar.1960 : -- Original-techn. papers.
Predecessor Tubes	1680 2032
Successor Tubes	E91H 6687

Base	Miniatur-7-Pin-Base B7G, USA 1940
Was used by	Technology / Measurement
Filament	Vf 6.3 Volts / If: 0.3 Ampere / -: Indirect / -: Parallel / series AC/DC /
Description	Designed as logic switching tube: both control grids at 0 V = tube conducts, control grid #1 OR control grid #3 at negative voltage: tube blocked _ [JR] Text in other languages (may differ)
Tube prices	0 Tube prices (visible for members only)


	Impulspraxis Heinz Richter Heinz Höger

R. Aufils
Raynal Aufils

Telefunken Taschenbuch 1971
Anonymous 15 Collector

Usage in Models (calculation each 25th of the month)	1= 1960 ;
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 1

No further Information for

EH900S

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]