JPS5927630U - Automatic sweep receiver with signal strength display circuit - Google Patents

Automatic sweep receiver with signal strength display circuit

Info

Publication number
JPS5927630U
JPS5927630U JP12251382U JP12251382U JPS5927630U JP S5927630 U JPS5927630 U JP S5927630U JP 12251382 U JP12251382 U JP 12251382U JP 12251382 U JP12251382 U JP 12251382U JP S5927630 U JPS5927630 U JP S5927630U
Authority
JP
Japan
Prior art keywords
automatic sweep
signal strength
signal
display circuit
output
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
JP12251382U
Other languages
Japanese (ja)
Inventor
小沢　利行
Original Assignee
三洋電機株式会社
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 三洋電機株式会社 filed Critical 三洋電機株式会社
Priority to JP12251382U priority Critical patent/JPS5927630U/en
Publication of JPS5927630U publication Critical patent/JPS5927630U/en
Pending legal-status Critical Current

Links

Landscapes

  • Circuits Of Receivers In General (AREA)
  • 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]

図面は本考案の実施例を示す概略回路図である。 主な図番の説明、１・・・中間周波増幅回路、２・・・
ＡＤ変換器、２ａ、２ｂ・・・２ｅ・・・比較器、３・
・・抵抗分圧回路、４・・・液晶駆動回路、５・・・液
晶表示器、６・・・ＡＮＤゲート、７・・・ＯＲゲート
、８・・・掃引制御回路、９・・・ＲＳフリップフロッ
プ、１０・・・信号強度表示回路。　　　　　　　　　
　−The drawing is a schematic circuit diagram showing an embodiment of the present invention. Explanation of main drawing numbers, 1...Intermediate frequency amplification circuit, 2...
AD converter, 2a, 2b...2e... comparator, 3.
... Resistance voltage divider circuit, 4... Liquid crystal drive circuit, 5... Liquid crystal display, 6... AND gate, 7... OR gate, 8... Sweep control circuit, 9... RS Flip-flop, 10... Signal strength display circuit.
−

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 中間周波増幅回路の出力をＡＤ変換するＡＤ変換器と、
該ＡＤ変換器の出力に応じて表示器を駆動する表示駆動
回路とより成り、放送信号の電界強度を表示する信号強
度表示回路を備え、近距離選局モードと遠距離選局モー
ドとのモード切換を行えるようにした自動掃引受信機に
おいて、前記モード切換を指示するモード切換信号に応
答して、前記ＡＤ変換器の２つの出力信号のいずれか一
方を選択する選択手段を設け、該選択された出力信号を
自動掃引停止信号とすることを特徴とした信号強度表示
回路を有する自動掃引受信機。an AD converter that AD converts the output of the intermediate frequency amplification circuit;
It consists of a display drive circuit that drives a display according to the output of the AD converter, and a signal strength display circuit that displays the electric field strength of the broadcast signal, and has a short-distance tuning mode and a long-distance tuning mode. In an automatic sweep receiver capable of performing switching, a selection means is provided for selecting one of the two output signals of the AD converter in response to the mode switching signal instructing the mode switching, and the selected one is An automatic sweep receiver having a signal strength display circuit that uses an output signal as an automatic sweep stop signal.
JP12251382U 1982-08-11 1982-08-11 Automatic sweep receiver with signal strength display circuit Pending JPS5927630U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12251382U JPS5927630U (en) 1982-08-11 1982-08-11 Automatic sweep receiver with signal strength display circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12251382U JPS5927630U (en) 1982-08-11 1982-08-11 Automatic sweep receiver with signal strength display circuit

Publications (1)

Publication Number Publication Date
JPS5927630U true JPS5927630U (en) 1984-02-21

Family

ID=30280009

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12251382U Pending JPS5927630U (en) 1982-08-11 1982-08-11 Automatic sweep receiver with signal strength display circuit

Country Status (1)

Country Link
JP (1) JPS5927630U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5493313A (en) * 1977-12-30 1979-07-24 Clarion Co Ltd Device for searching receiving broadcasting station

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5493313A (en) * 1977-12-30 1979-07-24 Clarion Co Ltd Device for searching receiving broadcasting station

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