JPS6121121U - Ultra-low frequency noise removal circuit - Google Patents
Ultra-low frequency noise removal circuitInfo
- Publication number
- JPS6121121U JPS6121121U JP10605184U JP10605184U JPS6121121U JP S6121121 U JPS6121121 U JP S6121121U JP 10605184 U JP10605184 U JP 10605184U JP 10605184 U JP10605184 U JP 10605184U JP S6121121 U JPS6121121 U JP S6121121U
- Authority
- JP
- Japan
- Prior art keywords
- ultra
- low frequency
- frequency noise
- noise removal
- removal 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
Landscapes
- 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、第2図は共にこの考案の実施例を示す回路図、
第3図は従頼例を示す回路図である。
1・・・入力端子、2・・・増幅回路、C・・・コンデ
ン・サ、R−・・抵抗、swL sw2,sw3,SW
4−・・それぞれスイッチ。FIG. 1 and FIG. 2 are both circuit diagrams showing an embodiment of this invention,
FIG. 3 is a circuit diagram showing a dependent example. 1... Input terminal, 2... Amplifying circuit, C... Capacitor, R-... Resistor, swL sw2, sw3, SW
4-... Each switch.
Claims (1)
幅器において、それぞれまたは一部の入力端子に直結の
径路と直列に接続されたコンデンサを介する径路とを設
けて該2径路を適宜に切換えて増幅回路に接続するよう
にした超低周波雑音除去回路。In an amplifier that connects an appropriate number of input terminals to an amplifier circuit, each or some of the input terminals is provided with a direct connection path and a path via a capacitor connected in series, and the two paths are appropriately switched for amplification. Ultra-low frequency noise removal circuit connected to the circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10605184U JPS6121121U (en) | 1984-07-12 | 1984-07-12 | Ultra-low frequency noise removal circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10605184U JPS6121121U (en) | 1984-07-12 | 1984-07-12 | Ultra-low frequency noise removal circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6121121U true JPS6121121U (en) | 1986-02-07 |
Family
ID=30665348
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10605184U Pending JPS6121121U (en) | 1984-07-12 | 1984-07-12 | Ultra-low frequency noise removal circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6121121U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011035661A (en) * | 2009-07-31 | 2011-02-17 | Yamaha Corp | Noise reduction circuit for voice signal switching |
-
1984
- 1984-07-12 JP JP10605184U patent/JPS6121121U/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011035661A (en) * | 2009-07-31 | 2011-02-17 | Yamaha Corp | Noise reduction circuit for voice signal switching |
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