JPS5981131U - scanning circuit - Google Patents

scanning circuit

Info

Publication number
JPS5981131U
JPS5981131U JP17605182U JP17605182U JPS5981131U JP S5981131 U JPS5981131 U JP S5981131U JP 17605182 U JP17605182 U JP 17605182U JP 17605182 U JP17605182 U JP 17605182U JP S5981131 U JPS5981131 U JP S5981131U
Authority
JP
Japan
Prior art keywords
band
circuit
scanning
switching
response
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
JP17605182U
Other languages
Japanese (ja)
Inventor
今川　敏幸
Original Assignee
クラリオン株式会社
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 by クラリオン株式会社 filed Critical クラリオン株式会社
Priority to JP17605182U priority Critical patent/JPS5981131U/en
Publication of JPS5981131U publication Critical patent/JPS5981131U/en
Pending legal-status Critical Current

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  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)

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

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

図は本考案の一実施例を示す路線図である。 １・・・Ａ、Ｍ、ＦＭ用ＰＬＬシンセサイザ及びコント
ロール回路、２，３・・・ＦＭ、ＡＭヂューナ回路、８
・・・バンド切換制御手段、９・・・ハンド切換手段、
１０・・・スキャンニング作動手段。The figure is a route map showing one embodiment of the present invention. 1... A, M, FM PLL synthesizer and control circuit, 2, 3... FM, AM tuner circuit, 8
... Band switching control means, 9... Hand switching means,
10...Scanning actuation means.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）　　ＰＬＬ周波数シンセサイザ方式のラジオ受信
機において、チューナ回路の各バント′の局部発振器の
出力に脆答してハンド切換信号を発生するバンド切換制
御手段と、上記バンド切換信号によって上記ハンドから
他バンドの受信回路に切換えて作動させるバンド切換手
段と、そのバンド切換えに応じて該ハンドでのスキャン
ニングを開始させるスキャンニング作動手段とを備えた
ことを特徴とするスキャンニング回路。(1) In a PLL frequency synthesizer type radio receiver, a band switching control means generates a hand switching signal in response to the output of a local oscillator of each band of the tuner circuit, and a band switching control means generates a hand switching signal in response to the output of a local oscillator of each band of the tuner circuit, and 1. A scanning circuit comprising: band switching means for switching to and operating a receiving circuit of a band; and scanning operating means for starting scanning with the hand in response to the band switching. （２）前記バンド切換制御手段が、所定周波数の信号に
のみ応答する音叉回路を含むことを特徴とする実用新案
登録請求の範囲第（１）項記載のスキャンニング回路。(2) The scanning circuit according to claim 1, wherein the band switching control means includes a tuning fork circuit that responds only to signals of a predetermined frequency.
JP17605182U 1982-11-19 1982-11-19 scanning circuit Pending JPS5981131U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17605182U JPS5981131U (en) 1982-11-19 1982-11-19 scanning circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17605182U JPS5981131U (en) 1982-11-19 1982-11-19 scanning circuit

Publications (1)

Publication Number Publication Date
JPS5981131U true JPS5981131U (en) 1984-06-01

Family

ID=30382852

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17605182U Pending JPS5981131U (en) 1982-11-19 1982-11-19 scanning circuit

Country Status (1)

Country Link
JP (1) JPS5981131U (en)

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