JPS5925819U - Frequency characteristic adjustment circuit - Google Patents
Frequency characteristic adjustment circuitInfo
- Publication number
- JPS5925819U JPS5925819U JP9800182U JP9800182U JPS5925819U JP S5925819 U JPS5925819 U JP S5925819U JP 9800182 U JP9800182 U JP 9800182U JP 9800182 U JP9800182 U JP 9800182U JP S5925819 U JPS5925819 U JP S5925819U
- Authority
- JP
- Japan
- Prior art keywords
- impedance
- switch
- frequency
- slider
- variable resistance
- 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
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
第１図は従来の音質調整回路の一例を示す回路図、第２
図は本考案による音質調整回路の一実施例を示す回路図
、第３図は本考案において用いる抵抗可変手段の一例を
示す回路図、第４図は本考案による音質調整回路の特性
の一例を示す線図、第５図は本考案による音質調整回路
の他の実施例を示す回路図、第６図は本考案に適用出来
る増幅器の一例を示す回路図である。
図中、１９は増幅器、１１及び１２はコンデンサ、１３
，１４．１７及び１８は抵抗器、１５及び１６は可変抵
抗器、１９及び２０は多回路スイッチである。Figure 1 is a circuit diagram showing an example of a conventional sound quality adjustment circuit;
Fig. 3 is a circuit diagram showing an example of the sound quality adjustment circuit according to the present invention, Fig. 3 is a circuit diagram showing an example of the resistance variable means used in the invention, and Fig. 4 shows an example of the characteristics of the sound quality adjustment circuit according to the invention. FIG. 5 is a circuit diagram showing another embodiment of the sound quality adjustment circuit according to the present invention, and FIG. 6 is a circuit diagram showing an example of an amplifier applicable to the present invention. In the figure, 19 is an amplifier, 11 and 12 are capacitors, and 13
, 14, 17 and 18 are resistors, 15 and 16 are variable resistors, and 19 and 20 are multi-circuit switches.
Claims (1)
抗可変手段を調整することにより低域又は高域インピー
ダンス低下階段特性となる第１のインピーダンス回路と
、第２の抵抗可変手段を調整することにより低域又は高
域インピーダンス低下階段特性となる第２のインピーダ
ンス回路トの共通接続点に印加するとともに、前記第１
及び第２の抵抗可変手段は抵抗体部分と不導体部分とを
有するものとし、前記第１及び第２の抵抗可変手段のう
ちの一方の摺動子又は切換器が抵抗体部分に位置する時
は、他方の摺動子又は切換器は不導体部分に位置するも
のとし、前記両抵抗可変手段の摺動子又は切換器が機械
的中央位置にある時は、前記両抵抗可変手段の摺動子又
は切換器は共に不導体部分に位置する事を特徴とする周
波数特性調整回路。Adjusting the first impedance circuit and the second variable resistance means so that the output of a signal source with a large output impedance has a low-frequency or high-frequency impedance lowering step characteristic by adjusting the first variable resistance means. The second impedance circuit is applied to the common connection point of the second impedance circuit which has a low-frequency or high-frequency impedance decreasing staircase characteristic, and the first impedance is applied to the common connection point of the second impedance circuit.
and the second variable resistance means has a resistor part and a non-conductor part, and when the slider or switch of one of the first and second variable resistance means is located in the resistor part. The other slider or switch is located in the non-conducting part, and when the slider or switch of both the resistance variable means is in the mechanical center position, the sliding of both the resistance variable means is A frequency characteristic adjustment circuit characterized in that both the switch and the switch are located on a non-conducting part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9800182U JPS5925819U (en) | 1982-06-29 | 1982-06-29 | Frequency characteristic adjustment circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9800182U JPS5925819U (en) | 1982-06-29 | 1982-06-29 | Frequency characteristic adjustment circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5925819U true JPS5925819U (en) | 1984-02-17 |
Family
ID=30232874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9800182U Pending JPS5925819U (en) | 1982-06-29 | 1982-06-29 | Frequency characteristic adjustment circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5925819U (en) |
-
1982
- 1982-06-29 JP JP9800182U patent/JPS5925819U/en active Pending
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