JPH0272019U - - Google Patents
Info
- Publication number
- JPH0272019U JPH0272019U JP15096088U JP15096088U JPH0272019U JP H0272019 U JPH0272019 U JP H0272019U JP 15096088 U JP15096088 U JP 15096088U JP 15096088 U JP15096088 U JP 15096088U JP H0272019 U JPH0272019 U JP H0272019U
- Authority
- JP
- Japan
- Prior art keywords
- graphic equalizer
- frequency range
- volume
- volumes
- 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.)
- Pending
Links
- 230000005236 sound signal Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 3
Landscapes
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Description
第１図は、この考案の一実施例の構成を示すブ
ロツク図である。第２図は、第１図に示す実施例
において低音強調回路１のオフ時の周波数スペク
トルを示す図である。第３図は、第１図に示す実
施例において、低音強調回路１がオンされており
、かつ音声調整用ボリユームが下げられていると
きの周波数スペクトルを示す図である。第４図は
、第１図に示す実施例において、低音強調回路１
がオンされており、かつ音声調整用ボリユームが
上がつているときの周波数スペクトルを示す図で
ある。
図において、１は低音強調回路、２はグラフイ
ツクイコライザ回路、３〜７はグラフイツクイコ
ライザ回路調整用ボリユーム、８および９はグラ
フイツクイコライザ回路の調整可能最低周波数域
のＱを調整するための時定数回路、１０は低音強
調回路１のオン／オフスイツチ、１１は音量調整
用ボリユーム、１２は音量調整用ボリユーム１１
に連動するボリユームを示す。
FIG. 1 is a block diagram showing the configuration of an embodiment of this invention. FIG. 2 is a diagram showing a frequency spectrum when the bass emphasis circuit 1 is off in the embodiment shown in FIG. FIG. 3 is a diagram showing a frequency spectrum when the bass emphasis circuit 1 is turned on and the audio adjustment volume is lowered in the embodiment shown in FIG. FIG. 4 shows the bass emphasis circuit 1 in the embodiment shown in FIG.
FIG. 4 is a diagram showing a frequency spectrum when the audio adjustment volume is turned on and the audio adjustment volume is turned up. In the figure, 1 is a bass emphasis circuit, 2 is a graphic equalizer circuit, 3 to 7 are volumes for adjusting the graphic equalizer circuit, and 8 and 9 are times for adjusting the Q of the lowest adjustable frequency range of the graphic equalizer circuit. A constant circuit, 10 is an on/off switch for the bass emphasis circuit 1, 11 is a volume for adjusting the volume, 12 is a volume for adjusting the volume 11
Indicates the volume linked to.
Claims (1)
操作によつて音声信号の任意の周波数域を増大あ
るいは減衰させるグラフイツクイコライザと、ス
イツチのオン／オフ操作によつて動作し、前記グ
ラフイツクイコライザの調整可能最低周波数域付
近の音声信号を増大させる低音強調回路とを備え
た音響機器における周波数特性調整回路において
、 音量調整用ボリユームの操作に連動して、前記
低音強調回路の変化幅と、前記グラフイツクイコ
ライザの調整可能最低周波数域の共振先鋭度とを
変化させる変化手段を備えたことを特徴とする、
音響機器における周波数特性調整回路。[Claims for Utility Model Registration] A graphic equalizer that includes a plurality of volumes and increases or attenuates any frequency range of an audio signal by operating these volumes, and operates by turning on/off a switch, A frequency characteristic adjustment circuit in an audio device, comprising a bass emphasis circuit that increases an audio signal near the adjustable lowest frequency range of the graphic equalizer, wherein the bass emphasis circuit changes in conjunction with the operation of a volume adjustment volume. characterized by comprising a changing means for changing the width and the resonance sharpness of the lowest adjustable frequency range of the graphic equalizer,
Frequency characteristic adjustment circuit for audio equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15096088U JPH0272019U (en) | 1988-11-18 | 1988-11-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15096088U JPH0272019U (en) | 1988-11-18 | 1988-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0272019U true JPH0272019U (en) | 1990-06-01 |
Family
ID=31424574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15096088U Pending JPH0272019U (en) | 1988-11-18 | 1988-11-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0272019U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0830286A (en) * | 1994-07-14 | 1996-02-02 | Yamaha Corp | Effect adding device |
-
1988
- 1988-11-18 JP JP15096088U patent/JPH0272019U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0830286A (en) * | 1994-07-14 | 1996-02-02 | Yamaha Corp | Effect adding device |
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