Radio Antica e Radio d'epoca
ST57
Zoccolo |
UX-Base (4 Pins (2 thick, USA 1924)
Top contact with a cap.
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Utilizzata per |
Industrial |
Filamento |
Vf 5 Volt / If 4.5 Ampere / Half indirect |
Descrizione |
This tube is a negative control mercury vapor type for use where it is desired to actuate the tube with a change in negative grid voltage. It requires relatively little power and is suitable for use in relay circuits where current flow is desired in the absence of grid excitation.
Grid voltage -1.75 at 100 anode volts and -6.5 grid volts at 1000 anode volts.
Testo in altre lingue
(può variare)
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Dimensioni (LxAxP) incl.pins/tip |
x 169 x 74 mm / x 6.65 x 2.91 inch |
Peso |
125 g / 4.41 oz |
Bibliografia |
- - Manufacturers Literature
-- Collector info (Sammler)
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ST57: Siemens Röhrentaschenbuch 1963/64
Anonimo 15 Collezionista
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Just Qvigstad
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ST57: Siemens Röhrentaschenbuch 1963/64
Anonimo 15 Collezionista
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[rmxtube-en]
Conformità dei dati |
Ulteriori informazioni |
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