JPS62119015U - - Google Patents
Info
- Publication number
- JPS62119015U JPS62119015U JP647486U JP647486U JPS62119015U JP S62119015 U JPS62119015 U JP S62119015U JP 647486 U JP647486 U JP 647486U JP 647486 U JP647486 U JP 647486U JP S62119015 U JPS62119015 U JP S62119015U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- sound quality
- variable
- divided
- voltage divider
- 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
Links
- 230000007935 neutral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Description
第１図は、この考案の音質調整回路の一実施例
を示す回路図、第２図は、従来の音質調整回路の
一例を示す回路図である。
２……アンプ回路、３，４……可変抵抗、３ａ
，４ａ……接触子、６……抵抗分圧回路、１３…
…バス回路、１４……トレブル回路、１５……音
質可変回路。
FIG. 1 is a circuit diagram showing an embodiment of the sound quality adjustment circuit of this invention, and FIG. 2 is a circuit diagram showing an example of a conventional sound quality adjustment circuit. 2...Amplifier circuit, 3, 4...Variable resistor, 3a
, 4a... Contact, 6... Resistance voltage divider circuit, 13...
...Bass circuit, 14...Treble circuit, 15...Tone quality variable circuit.
Claims (1)
性を変えることができる音質可変回路が挿入され
た音質調整回路であつて、前記音質可変回路が機
械的中立位置にある可変抵抗の接触子により２分
割されたときの被分割回路のインピーダンス比と
同じ抵抗比をもつ抵抗分圧回路を設け、この抵抗
分圧回路の分圧点を接触子に接続してなる音質調
整回路。 The sound quality adjustment circuit has a sound quality variable circuit that can change wave characteristics using a variable resistor inserted into the negative feedback path of an amplifier circuit, and the sound quality variable circuit is connected to a contactor of the variable resistor in a mechanical neutral position. A sound quality adjustment circuit comprising a resistive voltage divider circuit having the same resistance ratio as the impedance ratio of the divided circuit when divided, and a voltage dividing point of this resistive voltage divider circuit connected to a contact.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP647486U JPS62119015U (en) | 1986-01-20 | 1986-01-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP647486U JPS62119015U (en) | 1986-01-20 | 1986-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62119015U true JPS62119015U (en) | 1987-07-28 |
Family
ID=30789020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP647486U Pending JPS62119015U (en) | 1986-01-20 | 1986-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62119015U (en) |
-
1986
- 1986-01-20 JP JP647486U patent/JPS62119015U/ja active Pending
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