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text also in the forum.
Name:
Sigma Wallisellen
(CH)
Abbreviation:
sigma
Products:
tubes model-types others
Summary:
Fabrizierte vor allem auch Sicherheitsanlagen für die SBB (Bahn) aber auch Quecksilberdampf-Gleichrichter für industrielle Anwendungen.
History:
[rmxhdet-en]
Further details for this radio
manufacturer by the members (rmfiorg):
