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ID = 18584
Brand: Common type Europe tube/semicond.
Tube type:  Triode, vacuum   Frequency converter 
Identical to EC93 = 6BS4
First year 1956 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Apr.1956 : Telefunken-Röhrenmitteilungen Nr. 5608-12

Base Miniatur-7-Pin-Base B7G, USA 1940
Was used by Technology / Measurement
Filament Vf 6.3 Volts / If 0.2 Ampere / Indirect / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip
19 x 45 x mm / 0.75 x 1.77 x inch
Tube prices 3 Tube prices (visible for members only)

EC93: Loewe Opta Kronach
Heinz Höger
    More ...
ec93_so.png EC93: rtt
Anonymous 10 Collector

Just Qvigstad
EC93: Siemens Röhrentaschenbuch 1968/69
Anonymous 15 Collector

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Usage in Models 4= 1956? ; 1= 1959? ; 1= 1961? ; 1= 1967??

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):7

Collection of




EC93 aus einem Siemens Meßgerät (Rel 3 D 334d) von 1956. Gesamthöhe wie z.B. bei der EC92 (55 mm).
Nicht sichtbarer Getter wie am Beispiel ECH42 diskutiert.

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