Directional sound intensifier

Directional sound intensifier

A directional sound intensifier comprises a shell, a horn, a net and a face frame, the horn is arranged in the shell, the net is fixed to an opening of the horn through the face frame, and the directional sound intensifier is characterized by further comprising an aviation plug, a driving head acces...

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Hauptverfasser: YAO PENGFEI, YAO QINGHUA, LIU ZHIRONG, LIU MING, YANG JINKANG
Format: Patent
Sprache:chi ; eng
Schlagworte:
DEAF-AID SETS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS
PUBLIC ADDRESS SYSTEMS
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creator YAO PENGFEI
YAO QINGHUA
LIU ZHIRONG
LIU MING
YANG JINKANG
description A directional sound intensifier comprises a shell, a horn, a net and a face frame, the horn is arranged in the shell, the net is fixed to an opening of the horn through the face frame, and the directional sound intensifier is characterized by further comprising an aviation plug, a driving head accessory, a driving head base, a driving head, a driving head sound guide cone, a transformer and a support. A driving head sound guide cone is arranged on the driving head, the driving head accessory is used for fixing the driving head base on the horn and the shell, a transformer is arranged in an interlayer between the horn and the shell, one end of the transformer is electrically connected with the aviation plug, the other end of the transformer is connected with the driving head, and a support is arranged on the shell; according to the utility model, the transformer is arranged inside, so that the stability can be ensured when a high-voltage audio signal output by the power amplifier is unstable under an extreme c
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subjects DEAF-AID SETS
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS
PUBLIC ADDRESS SYSTEMS
title Directional sound intensifier
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