Antique radios, Old Time Radios

TKF4

Country:	Hungary		Brand:	Tungsram; Budapest (see also British T.)
			Tube type:	Vacuum Pentode RF/IF-Stage

Tube ID = 22780

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Identical to	TKF4 = KF4
First year	1936 Tube leaflet collection E.Erb Analysis by original leaflets (T7, V8)

Base	Europe side contact base P (P8A)
Filament	Vf 2 Volts / If: 0.05 Ampere / -: Direct / -: Battery = /
Description	Wir verwenden bei Modellen nur die Grundröhre KF4, denn es ist willkürlich, ob ein Apparat mit KF4 oder der Tungsram TKF4 ausgerüstet ist. Text in other languages (may differ)
Literature	Taschenbuch zum Röhren-Codex 1948/49

TKF4: My Collection
Danko Tkalec

TKF4: Telefunken Werkstattbuch
Wolfgang Bauer

Usage in Models	1= 1938??
Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe): 1

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