JPS60155209U - FM volume control circuit - Google Patents

FM volume control circuit

Info

Publication number
JPS60155209U
JPS60155209U JP1984042623U JP4262384U JPS60155209U JP S60155209 U JPS60155209 U JP S60155209U JP 1984042623 U JP1984042623 U JP 1984042623U JP 4262384 U JP4262384 U JP 4262384U JP S60155209 U JPS60155209 U JP S60155209U
Authority
JP
Japan
Prior art keywords
frequency
volume control
control circuit
local oscillation
circuit
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
JP1984042623U
Other languages
Japanese (ja)
Other versions
JPH0138973Y2 (en
Inventor
安藤　時暖
Original Assignee
パイオニア株式会社
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 パイオニア株式会社 filed Critical パイオニア株式会社
Priority to JP1984042623U priority Critical patent/JPS60155209U/en
Publication of JPS60155209U publication Critical patent/JPS60155209U/en
Application granted granted Critical
Publication of JPH0138973Y2 publication Critical patent/JPH0138973Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Details Of Television Systems (AREA)
  • Superheterodyne Receivers (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) [Abstract] 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]

・　第１図はＴＶコンバータの基本的使用態様を示すブ
ロック図、第２図は従来の音量制御回路のブロック図、
第３図は本考案の一実施例を示すブロック図である。 １・・・ＴＶコンバータ、２・・・テレビ受像機、３・
・・スプリッタ、４・・・復調部、５・・・制御部、６
・・・変調部、７・・・分周回路、８・・・ミキサニ、
９・・・局部発振回路、１０・・・制御部。　　　　　
。- Figure 1 is a block diagram showing the basic usage of a TV converter, Figure 2 is a block diagram of a conventional volume control circuit,
FIG. 3 is a block diagram showing an embodiment of the present invention. 1...TV converter, 2...TV receiver, 3.
... Splitter, 4... Demodulation section, 5... Control section, 6
...Modulation section, 7...Frequency divider circuit, 8...Mixani,
9...Local oscillation circuit, 10...Control unit.
.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ＦＭ音声信号を分周するＦＭ音声信号と、制御部の制御
により所定の周波数で発振される局部発振回路と、上記
分周回路の信号と局部発振回路の信号とを混合するミキ
廿−とを具備し、上記局部゛発振回路の周波数を、周波
数偏移が１７ｎ生なるように設定することを特徴とする
ＦＭの音量制御回路。An FM audio signal that divides the frequency of the FM audio signal, a local oscillation circuit that oscillates at a predetermined frequency under the control of a control section, and a mixer that mixes the signal of the frequency dividing circuit and the signal of the local oscillation circuit. An FM volume control circuit, characterized in that the frequency of the local oscillation circuit is set so that a frequency deviation of 17n occurs.
JP1984042623U 1984-03-23 1984-03-23 FM volume control circuit Granted JPS60155209U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984042623U JPS60155209U (en) 1984-03-23 1984-03-23 FM volume control circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984042623U JPS60155209U (en) 1984-03-23 1984-03-23 FM volume control circuit

Publications (2)

Publication Number Publication Date
JPS60155209U true JPS60155209U (en) 1985-10-16
JPH0138973Y2 JPH0138973Y2 (en) 1989-11-21

Family

ID=30553550

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984042623U Granted JPS60155209U (en) 1984-03-23 1984-03-23 FM volume control circuit

Country Status (1)

Country Link
JP (1) JPS60155209U (en)

Also Published As

Publication number Publication date
JPH0138973Y2 (en) 1989-11-21

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