JPS6133517U - Muting circuit - Google Patents
Muting circuitInfo
- Publication number
- JPS6133517U JPS6133517U JP11661684U JP11661684U JPS6133517U JP S6133517 U JPS6133517 U JP S6133517U JP 11661684 U JP11661684 U JP 11661684U JP 11661684 U JP11661684 U JP 11661684U JP S6133517 U JPS6133517 U JP S6133517U
- Authority
- JP
- Japan
- Prior art keywords
- muting
- switching circuit
- circuit
- muting circuit
- aperture correction
- 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
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (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図はこの考案のミューテイング回路の第１実施例を
示す回路図、第２図はこの考案のミューテイング回路の
第２実施例を示す回路図、第３図は第２実施例の動作上
の等価回路を示す回路図、第４図は従来のデイジタル・
オーディオ再生機器の構成を示すブロック図である。
２・・・・・・デイジタル・アナログ変換器（ＤＡＣ）
、４・・・・・・アパチャ補正を施すスイッチング回路
、１６・・・・・・スイッチング回路を構成するトラン
ジスタ、２４・・・・・・ミューテイング切換回路とし
てのＮＡＮＤ回路、２６・・・・・・ミューティング切
換回路としてのＣ−ＭＯＳ回路、４２・・・・・・ミュ
ーテイング切換回路としてのトランジスタ。Fig. 1 is a circuit diagram showing a first embodiment of the muting circuit of this invention, Fig. 2 is a circuit diagram showing a second embodiment of the muting circuit of this invention, and Fig. 3 is the operation of the second embodiment. The circuit diagram showing the above equivalent circuit, Figure 4, is a conventional digital circuit.
FIG. 2 is a block diagram showing the configuration of an audio playback device. 2...Digital-to-analog converter (DAC)
, 4... Switching circuit that performs aperture correction, 16... Transistor constituting the switching circuit, 24... NAND circuit as a muting switching circuit, 26... ...C-MOS circuit as a muting switching circuit, 42...Transistor as a muting switching circuit.
Claims (1)
すスイッチング回路と、ミューテイング信号に応動して
前記スイッチング回路のアパチャ補正動作を解除すると
ともに、前記デイジタル・アナログ変換器の出力を前記
スイッチング回路の動作によりミューテイングさせるミ
ューテイング切換回路とから構成したミ五−テイング回
路。a switching circuit that performs aperture correction on the output of the digital-to-analog converter; and a switching circuit for canceling the aperture correction operation of the switching circuit in response to a muting signal; A muting circuit composed of a muting switching circuit for muting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11661684U JPS6133517U (en) | 1984-07-30 | 1984-07-30 | Muting circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11661684U JPS6133517U (en) | 1984-07-30 | 1984-07-30 | Muting circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6133517U true JPS6133517U (en) | 1986-02-28 |
Family
ID=30675552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11661684U Pending JPS6133517U (en) | 1984-07-30 | 1984-07-30 | Muting circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6133517U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60194013A (en) * | 1984-03-14 | 1985-10-02 | Ishikawajima Harima Heavy Ind Co Ltd | Heat treating furnace |
| JPS63274714A (en) * | 1987-04-28 | 1988-11-11 | Michio Sugiyama | Radiant tube heater for vacuum heat treatment furnace |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51100043A (en) * | 1975-02-28 | 1976-09-03 | Teikoku Hormone Mfg Co Ltd | SHINKISUTEROIDOZENGOSEICHUKANTAINO SEIZOHOHO |
-
1984
- 1984-07-30 JP JP11661684U patent/JPS6133517U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51100043A (en) * | 1975-02-28 | 1976-09-03 | Teikoku Hormone Mfg Co Ltd | SHINKISUTEROIDOZENGOSEICHUKANTAINO SEIZOHOHO |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60194013A (en) * | 1984-03-14 | 1985-10-02 | Ishikawajima Harima Heavy Ind Co Ltd | Heat treating furnace |
| JPH0542481B2 (en) * | 1984-03-14 | 1993-06-28 | Ishikawajima Harima Heavy Ind | |
| JPS63274714A (en) * | 1987-04-28 | 1988-11-11 | Michio Sugiyama | Radiant tube heater for vacuum heat treatment furnace |
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