JPH0238821U - - Google Patents

Info

Publication number
JPH0238821U
JPH0238821U JP11800288U JP11800288U JPH0238821U JP H0238821 U JPH0238821 U JP H0238821U JP 11800288 U JP11800288 U JP 11800288U JP 11800288 U JP11800288 U JP 11800288U JP H0238821 U JPH0238821 U JP H0238821U
Authority
JP
Japan
Prior art keywords
circuit
level
selecting
voltage terminal
selection means
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
JP11800288U
Other languages
Japanese (ja)
Other versions
JPH0611651Y2 (en
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 JP1988118002U priority Critical patent/JPH0611651Y2/en
Publication of JPH0238821U publication Critical patent/JPH0238821U/ja
Application granted granted Critical
Publication of JPH0611651Y2 publication Critical patent/JPH0611651Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)

Description

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

図面は、本考案のラジオ受信機のブロツク図で
ある。 ６……集積回路、１６，１９……基準回路、２
４，２５……トランジスタ、２７……バンド切換
キー、２８……制御回路。 The drawing is a block diagram of the radio receiver of the present invention. 6... Integrated circuit, 16, 19... Reference circuit, 2
4, 25...transistor, 27...band switching key, 28...control circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ＡＭ、ＦＭのレベルメーター信号のレベルと、
ＡＭ、ＦＭ共通の基準電圧端子による基準レベル
とを比較することにより、所定信号を出力する回
路を少なくとも有した集積回路と、ＰＬＬで構成
された局部発振回路を制御して自動掃引を行なう
と共に前記集積回路の所定信号に基づき自動掃引
を停止する制御回路と、ＡＭとＦＭを選択する選
択手段とを有するものにおいて、前記基準電圧端
子にＡＭ、ＦＭ用の夫々の基準回路を接続し、且
つ前記選択手段に応じて前記夫々の基準回路の一
方を切換選択する切換手段を設けたことを特徴と
するラジオ受信機。 AM, FM level meter signal level,
By comparing the reference level from a reference voltage terminal common to AM and FM, an integrated circuit having at least a circuit for outputting a predetermined signal and a local oscillation circuit composed of a PLL are controlled to perform automatic sweeping. A control circuit for stopping automatic sweeping based on a predetermined signal of an integrated circuit, and a selection means for selecting AM and FM, wherein respective reference circuits for AM and FM are connected to the reference voltage terminal, and A radio receiver comprising a switching means for switching and selecting one of the respective reference circuits according to the selection means.
JP1988118002U 1988-09-08 1988-09-08 Radio receiver Expired - Lifetime JPH0611651Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988118002U JPH0611651Y2 (en) 1988-09-08 1988-09-08 Radio receiver

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988118002U JPH0611651Y2 (en) 1988-09-08 1988-09-08 Radio receiver

Publications (2)

Publication Number Publication Date
JPH0238821U true JPH0238821U (en) 1990-03-15
JPH0611651Y2 JPH0611651Y2 (en) 1994-03-23

Family

ID=31361971

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988118002U Expired - Lifetime JPH0611651Y2 (en) 1988-09-08 1988-09-08 Radio receiver

Country Status (1)

Country Link
JP (1) JPH0611651Y2 (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5513443U (en) * 1978-07-11 1980-01-28

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5513443U (en) * 1978-07-11 1980-01-28

Also Published As

Publication number Publication date
JPH0611651Y2 (en) 1994-03-23

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