BIDIRECTIONAL VOICE-FREQUENCY AMPLIFIER

FIELD: telephone communications. SUBSTANCE: device depends for its operation on operating time division of two single-ended amplifiers 9, 19 connected in parallel opposition. Their connection to lines is effected by means of two matching transformers 10, 16 through two pairs of switches 1,2 and 3,4...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: ELJAGIN S.V, NIKOLAENKO V.A, KAPITONOV A.A
Format: Patent
Sprache:eng
Schlagworte:
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