JPS6275696U - - Google Patents

Info

Publication number
JPS6275696U
JPS6275696U JP18643285U JP18643285U JPS6275696U JP S6275696 U JPS6275696 U JP S6275696U JP 18643285 U JP18643285 U JP 18643285U JP 18643285 U JP18643285 U JP 18643285U JP S6275696 U JPS6275696 U JP S6275696U
Authority
JP
Japan
Prior art keywords
output
gain control
audio source
switching means
microphone
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP18643285U
Other languages
Japanese (ja)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP18643285U priority Critical patent/JPS6275696U/ja
Publication of JPS6275696U publication Critical patent/JPS6275696U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Helmets And Other Head Coverings (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

図はこの考案の一実施例の構成を示すブロツク
図である。 １……ヘルメツト、２……マイク、３……バン
ドパスフイルタ、４……切替手段、５……ゲイン
コントロール（第１のゲインコントロール）、６
……ミキシング回路、７……オーデイオソース、
８……ゲインコントロール（第２のゲインコント
ロール）、９……ヘツドセツト。 The figure is a block diagram showing the configuration of an embodiment of this invention. DESCRIPTION OF SYMBOLS 1... Helmet, 2... Microphone, 3... Bandpass filter, 4... Switching means, 5... Gain control (first gain control), 6
...Mixing circuit, 7...Audio source,
8...Gain control (second gain control), 9...Headset.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ヘルメツトに装着されたマイクと、前記マイク
の出力から一定帯域幅の信号を抽出する複数のバ
ンドパスフイルタと、前記バンドパスフイルタの
出力を切替出力する切替手段と、前記切替手段の
出力を調節する第１のゲインコントロールと、オ
ーデイオソースと、このオーデイオソースの出力
を調節する第２のゲインコントロールと、前記第
１および第２のゲインコントロールの各出力をミ
キシングするミキシング回路とを具備することを
特徴とするヘツドセツト装置。 A microphone attached to a helmet, a plurality of bandpass filters for extracting signals of a constant bandwidth from the output of the microphone, a switching means for switching and outputting the output of the bandpass filter, and adjusting the output of the switching means. It is characterized by comprising a first gain control, an audio source, a second gain control that adjusts the output of the audio source, and a mixing circuit that mixes each output of the first and second gain controls. headset device.
JP18643285U 1985-12-03 1985-12-03 Pending JPS6275696U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18643285U JPS6275696U (en) 1985-12-03 1985-12-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18643285U JPS6275696U (en) 1985-12-03 1985-12-03

Publications (1)

Publication Number Publication Date
JPS6275696U true JPS6275696U (en) 1987-05-14

Family

ID=31135982

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18643285U Pending JPS6275696U (en) 1985-12-03 1985-12-03

Country Status (1)

Country Link
JP (1) JPS6275696U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5445517A (en) * 1977-09-17 1979-04-10 Fujitsu Ltd Detection system of pilot noise
JPS5756083B2 (en) * 1975-09-17 1982-11-27

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5756083B2 (en) * 1975-09-17 1982-11-27
JPS5445517A (en) * 1977-09-17 1979-04-10 Fujitsu Ltd Detection system of pilot noise

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