Catalogue de radios anciennes
ThS49
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Pays:
Allemagne
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| Identique à |
ThS49
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| Culot |
Octal (Int.Octal, IO) K8A, USA 1935
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| Utilisé par |
Technology / Measurement |
| Chauffage |
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| Description |
The ThS49 is a thermal relay.
The contacts are normally open and close with a time delay when the heating is activated.
Since the contacts are normally open, this relay can be used to switch on the anode voltage not before the tubes of a device are also heated up.
Texte dans d'autres
langues (peut différer)
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Just Qvigstad
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Collection de
Collection d'un membre de D |
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| Mentions légales |
Plus d'informations |
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