JPH01100537U - - Google Patents

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Publication number
JPH01100537U
JPH01100537U JP19569487U JP19569487U JPH01100537U JP H01100537 U JPH01100537 U JP H01100537U JP 19569487 U JP19569487 U JP 19569487U JP 19569487 U JP19569487 U JP 19569487U JP H01100537 U JPH01100537 U JP H01100537U
Authority
JP
Japan
Prior art keywords
circuit
noise
squelch circuit
squelch
tone
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.)
Granted
Application number
JP19569487U
Other languages
English (en)
Other versions
JPH0528835Y2 (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 JP1987195694U priority Critical patent/JPH0528835Y2/ja
Publication of JPH01100537U publication Critical patent/JPH01100537U/ja
Application granted granted Critical
Publication of JPH0528835Y2 publication Critical patent/JPH0528835Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Noise Elimination (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例の回路図、第2図は
従来のスケルチ回路の回路図である。 1……受信検波出力、2……帯域通過フイルタ
、3……アンプ、4……スピーカ、5……ノイズ
アンプ、6……ノイズスケルチ回路、7……アン
ド回路、8,9……スイツチ回路、10……ノイ
ズ検波回路、11……トーンスケルチ回路、12
……電源。

Claims (1)

    【実用新案登録請求の範囲】
  1. 受信検波出力に対してノイズスケルチ回路とト
    ーンスケルチ回路を接続し、かつこれら両回路の
    出力のアンドをとつてスピーカ回路を開閉制御す
    るようにしたスケルチ回路において、前記トーン
    スケルチ回路の一部にスイツチ回路を介挿すると
    ともに、ノイズを検波して基準電圧を比較するノ
    イズ検波器を設け、このノイズ検波器の出力によ
    り前記スイツチ回路を開閉制御するように構成し
    たことを特徴とするスケルチ回路。
JP1987195694U 1987-12-25 1987-12-25 Expired - Lifetime JPH0528835Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987195694U JPH0528835Y2 (ja) 1987-12-25 1987-12-25

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987195694U JPH0528835Y2 (ja) 1987-12-25 1987-12-25

Publications (2)

Publication Number Publication Date
JPH01100537U true JPH01100537U (ja) 1989-07-06
JPH0528835Y2 JPH0528835Y2 (ja) 1993-07-23

Family

ID=31486358

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987195694U Expired - Lifetime JPH0528835Y2 (ja) 1987-12-25 1987-12-25

Country Status (1)

Country Link
JP (1) JPH0528835Y2 (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5911540U (ja) * 1982-07-13 1984-01-24 日本電気株式会社 スケルチ回路

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5911540U (ja) * 1982-07-13 1984-01-24 日本電気株式会社 スケルチ回路

Also Published As

Publication number Publication date
JPH0528835Y2 (ja) 1993-07-23

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