JPS61195504U - - Google Patents
Info
- Publication number
- JPS61195504U JPS61195504U JP5780885U JP5780885U JPS61195504U JP S61195504 U JPS61195504 U JP S61195504U JP 5780885 U JP5780885 U JP 5780885U JP 5780885 U JP5780885 U JP 5780885U JP S61195504 U JPS61195504 U JP S61195504U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- input terminal
- input terminals
- analog switch
- input
- 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
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Description
第１図は、本考案一実施例の回路ブロツク図、
第２図はアナログスイツチを利用したミユーテイ
ング回路の回路ブロツク図、第３図はノイズの発
生を示す波形図である。
１７……アナログスイツチ、Ｒ……抵抗（イン
ピーダンス素子）、Ｃ１……コンデンサ。
FIG. 1 is a circuit block diagram of an embodiment of the present invention.
FIG. 2 is a circuit block diagram of a muting circuit using an analog switch, and FIG. 3 is a waveform diagram showing noise generation. 17...Analog switch, R...Resistor (impedance element), C1 ...Capacitor.
Claims (1)
択して出力するアナログスイツチと、一方の入力
端子に信号を供給する手段と、前記２つの入力端
子間を直流的に接続するインピーダンス素子と、
信号が供給されていなろ他方の入力端子を交流的
に接地する手段とよりなるミユーテイング回路。 an analog switch that selects and outputs one of two input terminals in response to a control signal, means for supplying a signal to one input terminal, and an impedance element that connects the two input terminals in a DC manner;
A muting circuit consisting of means for AC-grounding the other input terminal to which a signal is not supplied.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5780885U JPH0535480Y2 (en) | 1985-04-18 | 1985-04-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5780885U JPH0535480Y2 (en) | 1985-04-18 | 1985-04-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61195504U true JPS61195504U (en) | 1986-12-05 |
| JPH0535480Y2 JPH0535480Y2 (en) | 1993-09-08 |
Family
ID=30582691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5780885U Expired - Lifetime JPH0535480Y2 (en) | 1985-04-18 | 1985-04-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0535480Y2 (en) |
-
1985
- 1985-04-18 JP JP5780885U patent/JPH0535480Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0535480Y2 (en) | 1993-09-08 |