ECH4N

Country:	Czechoslovakia		Brand:	Tesla, narodni podnik
			Tube type:	Triode-Heptode Frequency converter

Tube ID = 36677


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Identical to	ECH4N
Similar Tubes	Other shape (e.g. bulb type): ECH4 Other base: ECH21

Base	Europe side contact base P (P8A) Top contact with a cap
Was used by	Radio/TV-reception etc.
Filament	Vf 6.3 Volts / If: 0.34 Ampere / -: Indirect / -: Parallel, (AC/DC) /

Wolfgang Lill
Wolfgang Lill

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ECH4N

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