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Publication of BE363382ApublicationCriticalpatent/BE363382A/fr
H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
H03B17/00—Generation of oscillations using radiation source and detector, e.g. with interposed variable obturator
BE363382A1928-10-261929-08-30Installation destinée à engendre des oscillations électriques à fréquence constante
BE363382A
(fr)