H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
H04R1/00—Details of transducers, loudspeakers or microphones
H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
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Health & Medical Sciences
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Otolaryngology
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Physics & Mathematics
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Engineering & Computer Science
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Acoustics & Sound
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Signal Processing
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Obtaining Desirable Characteristics In Audible-Bandwidth Transducers
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Verfahren zur Einteilung der akustischen Wiedergabe von modulierten Signalen in parallel geschalteten Umwandlern und Satz von entsprechenden Umwandlern
Neuer Signalwandler von tiefen Tönen mit Erregungsmotor für Lautsprecher in Lautsprecherboxen, der eine Anpassung der Kopplung zwischen dem Lautsprecher und dem jeweiligen Raum der Audioausstrahlung erlaubt