JPS5936614U - sound effect amplification circuit - Google Patents

sound effect amplification circuit

Info

Publication number
JPS5936614U
JPS5936614U JP13338482U JP13338482U JPS5936614U JP S5936614 U JPS5936614 U JP S5936614U JP 13338482 U JP13338482 U JP 13338482U JP 13338482 U JP13338482 U JP 13338482U JP S5936614 U JPS5936614 U JP S5936614U
Authority
JP
Japan
Prior art keywords
resistor
amplification circuit
function
effect amplification
sound effect
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
JP13338482U
Other languages
Japanese (ja)
Other versions
JPH0113456Y2 (en
Inventor
茂 沖田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kenwood KK
Original Assignee
Kenwood KK
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 Kenwood KK filed Critical Kenwood KK
Priority to JP13338482U priority Critical patent/JPS5936614U/en
Publication of JPS5936614U publication Critical patent/JPS5936614U/en
Application granted granted Critical
Publication of JPH0113456Y2 publication Critical patent/JPH0113456Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Tone Control, Compression And Expansion, Limiting Amplitude (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 the drawing]

第１図は本考案の一実施例を示す回路図、第２図および
第３図は該回路のスイッチ操作えによって実現される回
路図、第４図は第２図および第３図の回路の特性図であ
る。 Ａ１−Ａ３・・・増幅器、０１〜Ｃ４・・・コンデンサ
、Ｌｌ、Ｌ２・・・半導体インダクタ、Ｒ１−Ｒ８・・
・抵抗、ＶＲＩ、ＶＨ２・・・可変抵抗。FIG. 1 is a circuit diagram showing an embodiment of the present invention, FIGS. 2 and 3 are circuit diagrams realized by switch operation of the circuit, and FIG. 4 is a circuit diagram of the circuit shown in FIGS. 2 and 3. It is a characteristic diagram. A1-A3...Amplifier, 01-C4...Capacitor, Ll, L2...Semiconductor inductor, R1-R8...
・Resistance, VRI, VH2...variable resistance.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 入力信号を非反転増幅する増幅器と、該増幅器の入力に
接続されかつ互いに並列接続された複数個の可変抵抗と
、該各可変抵抗の摺動子と接地との間にそれぞれ挿入さ
れたコンデンサ、スイッチ、抵抗、およびＲＣ回路と演
算増幅器により構成された半導体インダクタとを備え、
前記スイッチは連動してそれぞれ半導体インダクタを抵
抗に切換える機能とコンデンサを抵抗に切換える機能を
持つことにより、グラフィックイコライザの機能とトー
ンコントロールの機能のいずれかがスイッチ操作により
得られることを特徴とする音響効果増幅回路。an amplifier that noninverts and amplifies an input signal; a plurality of variable resistors connected to the input of the amplifier and connected in parallel; and a capacitor inserted between the slider of each variable resistor and ground; Equipped with a switch, a resistor, and a semiconductor inductor configured with an RC circuit and an operational amplifier,
The acoustic device is characterized in that the switches have a function of switching a semiconductor inductor to a resistor and a function of switching a capacitor to a resistor, respectively, so that either a graphic equalizer function or a tone control function can be obtained by operating the switch. Effect amplification circuit.
JP13338482U 1982-09-01 1982-09-01 sound effect amplification circuit Granted JPS5936614U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13338482U JPS5936614U (en) 1982-09-01 1982-09-01 sound effect amplification circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13338482U JPS5936614U (en) 1982-09-01 1982-09-01 sound effect amplification circuit

Publications (2)

Publication Number Publication Date
JPS5936614U true JPS5936614U (en) 1984-03-07
JPH0113456Y2 JPH0113456Y2 (en) 1989-04-20

Family

ID=30300897

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13338482U Granted JPS5936614U (en) 1982-09-01 1982-09-01 sound effect amplification circuit

Country Status (1)

Country Link
JP (1) JPS5936614U (en)

Also Published As

Publication number Publication date
JPH0113456Y2 (en) 1989-04-20

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