Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BBC Brown Boveri France SA
Original Assignee
BBC Brown Boveri France SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by BBC Brown Boveri France SAfiledCriticalBBC Brown Boveri France SA
Publication of DE1239357BpublicationCriticalpatent/DE1239357B/de
H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
H03F3/38—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers
H03F3/387—DC amplifiers with modulator at input and demodulator at output; Modulators or demodulators specially adapted for use in such amplifiers with semiconductor devices only
Anordnung zur Steuerung der Drehzahl oder der Drehrichtung und der Drehzahl eines über steuerbare Halbleiter aus einer Wechselstromquelle gespeisten Gleichstrom- oder Allstrommotors
Anordnung zur Regelung des von einer Wechselspannungsquelle über m Zweiweg schaltung geschaltete steuerbare Gleich nchterzellen gelieferten Gleichstroms
