JPS61158728U - - Google Patents
Info
- Publication number
- JPS61158728U JPS61158728U JP3990085U JP3990085U JPS61158728U JP S61158728 U JPS61158728 U JP S61158728U JP 3990085 U JP3990085 U JP 3990085U JP 3990085 U JP3990085 U JP 3990085U JP S61158728 U JPS61158728 U JP S61158728U
- Authority
- JP
- Japan
- Prior art keywords
- volume
- compensation element
- circuit
- loudness circuit
- volume 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.)
- Granted
Links
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Filters And Equalizers (AREA)
- Attenuators (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図は第１図の回路の各ボリユーム位置におけるラ
ウドネス特性を示すグラフ、第３図は第１図の回
路に具体的な定数を付加した等価回路図、第４図
は第３図中の出力端ａ〜ｄから得られる出力の計
算で求めた特性を示すグラフ、第５図は従来の回
路例を示す回路図、及び第６図は第５図の回路の
特性を示すグラフである。
４…音量調整用ボリユーム、４ｄ１〜４ｄ３…
中間タツプ、５ａ１〜５ａ３，５ｂ１〜５ｂ３，
６１〜６３…補償用素子。
Figure 1 is a circuit diagram showing one embodiment of the present invention;
The figure is a graph showing the loudness characteristics at each volume position of the circuit in Figure 1, Figure 3 is an equivalent circuit diagram with specific constants added to the circuit in Figure 1, and Figure 4 is the output terminal in Figure 3. FIG. 5 is a circuit diagram showing a conventional circuit example, and FIG. 6 is a graph showing characteristics of the circuit shown in FIG. 5. 4...Volume for volume adjustment, 4d1 to 4d3 ...
Middle tap, 5a 1 to 5a 3 , 5b 1 to 5b 3 ,
6 1 to 6 3 ... Compensation elements.
Claims (1)
ツプに接続された補償用素子とを有するラウドネ
ス回路において、前記音量調整用ボリユームに複
数の中間タツプを設け、該中間タツプの各々に補
償用素子を接続したことを特徴とするラウドネス
回路。 In a loudness circuit having a volume for volume adjustment and a compensation element connected to an intermediate tap of the volume, the volume for volume adjustment is provided with a plurality of intermediate taps, and a compensation element is connected to each of the intermediate taps. A loudness circuit featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985039900U JPH048662Y2 (en) | 1985-03-22 | 1985-03-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985039900U JPH048662Y2 (en) | 1985-03-22 | 1985-03-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61158728U true JPS61158728U (en) | 1986-10-01 |
| JPH048662Y2 JPH048662Y2 (en) | 1992-03-04 |
Family
ID=30548283
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985039900U Expired JPH048662Y2 (en) | 1985-03-22 | 1985-03-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH048662Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54120560A (en) * | 1978-03-13 | 1979-09-19 | Teac Corp | Volume regulator |
| JPS56172022U (en) * | 1980-05-20 | 1981-12-18 |
-
1985
- 1985-03-22 JP JP1985039900U patent/JPH048662Y2/ja not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54120560A (en) * | 1978-03-13 | 1979-09-19 | Teac Corp | Volume regulator |
| JPS56172022U (en) * | 1980-05-20 | 1981-12-18 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH048662Y2 (en) | 1992-03-04 |