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ID = 18952
Soviet Union
Brand: Common type USSR (SU) tube/semicond.
Tube type:  Triode, vacuum   Audio Frequency 
Identical to 6Ф5 = 6F5
Similar Tubes
Other shape (e.g. bulb type):

Base Octal (Int.Octal, IO) K8A, USA 1935 Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Specified voltage AND current AC/DC

Va = 250V Ia = 0.9mA
Vg1 = -2V
S mA/V = 1.5 K (µ) = 100 Ri = 66000
P = 0.4W

Text in other languages (may differ)
Information source -- Collector info (Sammler)   Radio N°1 1946 (UdSSR)

6f5_1.png 6Ф5: Datenblatt
Wolfgang Bauer

Just Qvigstad
6Ф5: Gleichrichter und Spannungsregler, 1954
Anonymous 15 Collector

Usage in Models 3= 1937 ; 6= 1938 ; 3= 1939 ; 1= 1940 ; 1= 1941 ; 1= 1948?

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):15

Collection of



Forum contributions about this tube
Threads: 1 | Posts: 1
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6f5 {6Φ5}
Jean Marchal

Caractéristiques principales de la triode 6f5 {6Φ5} :

VA=250V, VG1=-2V, iA=0.9mA, S=1.5mA/V, K(µ)=100, Ri=66000Ω, P=0.4W, Capacité G/A=2pF.

End of forum contributions about this tube

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