JPS5911590U

JPS5911590U - audio equipment

Info

Publication number: JPS5911590U
Application number: JP1982107351U
Authority: JP
Inventors: 肇高尾
Original assignee: ヤマハ株式会社
Priority date: 1982-07-15
Filing date: 1982-07-15
Publication date: 1984-01-24

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図はこの考案が適用される音響装置の全体の構成例
を示すもので、ａは再生時の状態、ｂは録音時の状態、
第２図は第１図のヘッドホン１０の詳細を示すもので、
ａは背面図、ｂは左側面図、第３図はこの考案の一実施
例を示す回路図、第４図はこの考案の他の一実施例を示
す回路図である。２、　２ｒ、　　２１・・・マイクロホン、４．　４ｒ
、　　４１・・・ヘッドホンユニット、１０・・・マイ
クロホン付ヘッドホン、ＳＷ１〜ＳＷ５・・・動作モー
ド選択操作スイッチ、２６，３６．６０・・・プランジ
ャ、３２・・・リールモータ、４１・・・マイクアンプ
、４２・・・録音ボリウム、４３・・・ラインアンプ、
４４・・・録音用イコライザアンプ、４７・・・録再ヘ
ッド、５３・・・消去ヘッド、５４・・・再生用イコラ
イザアンプ、５１・・・メータアンプ、５２・・・ピー
クメータ、Ｑ４．Ｑ５・・・ミューティング用トランジ
スタ、Ｑ６・・・ヘッド　　゛ホン４を動作不能にする
ためのトランジスタ。Figure 1 shows an example of the overall configuration of an audio device to which this invention is applied, where a is the state during playback, b is the state during recording,
FIG. 2 shows details of the headphones 10 shown in FIG.
3 is a circuit diagram showing one embodiment of this invention, and FIG. 4 is a circuit diagram showing another embodiment of this invention. 2, 2r, 21...microphone, 4. 4r
, 41... Headphone unit, 10... Headphone with microphone, SW1 to SW5... Operation mode selection operation switch, 26, 36. 60... Plunger, 32... Reel motor, 41... Microphone Amplifier, 42... Recording volume, 43... Line amplifier,
44... Equalizer amplifier for recording, 47... Recording/playback head, 53... Erasing head, 54... Equalizer amplifier for playback, 51... Meter amplifier, 52... Peak meter, Q4. Q5...Transistor for muting, Q6...Transistor for making the headphone 4 inoperable.

Claims

[Scope of utility model registration request]

A headphone with a microphone, a tape recorder that records sound picked up by the microphone and plays back the recorded sound with the headphone, a transmitter that transmits a playback signal of the tape recorder, and a transmitter that transmits a playback signal of the tape recorder. 1. An audio device comprising: a receiver for receiving a signal received by the tape recorder and reproducing it through a speaker; and means for disabling the transmitter or muting its input in conjunction with the recording operation of the tape recorder.