JPS62117897U - - Google Patents
Info
- Publication number
- JPS62117897U JPS62117897U JP308686U JP308686U JPS62117897U JP S62117897 U JPS62117897 U JP S62117897U JP 308686 U JP308686 U JP 308686U JP 308686 U JP308686 U JP 308686U JP S62117897 U JPS62117897 U JP S62117897U
- Authority
- JP
- Japan
- Prior art keywords
- ceramic speaker
- input signal
- pass filter
- low pass
- characteristic adjustment
- 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
- 239000000919 ceramic Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図は本考案の他の実施例を示す回路図、第３図は
従来の周波数特性調整回路を示す回路図である。
２１…入力信号源、２２…増幅器、２３…ロー
パスフイルタ、Ｃ…コンデンサ（セラミツクスピ
ーカの等価回路）。
Figure 1 is a circuit diagram showing one embodiment of the present invention, Figure 2 is a circuit diagram showing an embodiment of the present invention.
The figure is a circuit diagram showing another embodiment of the present invention, and FIG. 3 is a circuit diagram showing a conventional frequency characteristic adjustment circuit. 21... Input signal source, 22... Amplifier, 23... Low pass filter, C... Capacitor (equivalent circuit of ceramic speaker).
Claims (1)
このセラミツクスピーカの周波数特性を調整する
ローパスフイルタとを具備することを特徴とする
周波数特性調整回路。 a ceramic speaker to which an input signal is applied;
A frequency characteristic adjustment circuit characterized by comprising a low pass filter for adjusting the frequency characteristics of the ceramic speaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP308686U JPS62117897U (en) | 1986-01-16 | 1986-01-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP308686U JPS62117897U (en) | 1986-01-16 | 1986-01-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62117897U true JPS62117897U (en) | 1987-07-27 |
Family
ID=30782522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP308686U Pending JPS62117897U (en) | 1986-01-16 | 1986-01-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62117897U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0477094A (en) * | 1990-07-16 | 1992-03-11 | Matsushita Electric Ind Co Ltd | On-vehicle acoustic reproducing device |
-
1986
- 1986-01-16 JP JP308686U patent/JPS62117897U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0477094A (en) * | 1990-07-16 | 1992-03-11 | Matsushita Electric Ind Co Ltd | On-vehicle acoustic reproducing device |
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