JPS61179817U - - Google Patents
Info
- Publication number
- JPS61179817U JPS61179817U JP6194885U JP6194885U JPS61179817U JP S61179817 U JPS61179817 U JP S61179817U JP 6194885 U JP6194885 U JP 6194885U JP 6194885 U JP6194885 U JP 6194885U JP S61179817 U JPS61179817 U JP S61179817U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- amplifier
- power supply
- time constant
- input terminal
- 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 2
Landscapes
- Amplifiers (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図は従来例を示す回路図である。
主要部分の符号の説明、１……直流増幅器、３
……中点電圧回路、５……高域通過フイルタ、７
……低域通過フイルタ。
Figure 1 is a circuit diagram showing one embodiment of the present invention;
The figure is a circuit diagram showing a conventional example. Explanation of symbols of main parts, 1...DC amplifier, 3
...Middle point voltage circuit, 5...High pass filter, 7
...Low pass filter.
Claims (1)
及び第２の入力端の各々に電源電圧に基づいて直
流バイアス電圧を印加するバイアス印加回路と、
前記増幅器の第１の入力端と回路入力端との間に
接続されて入力信号の直流成分及び所定低域成分
を阻止する高域通過フイルタとを有する単電源増
幅回路であつて、前記バイアス印加回路の出力端
と前記増幅器の第２の入力端との間に前記高域通
過フイルタの時定数とほぼ等しい時定数を有する
時定数回路を備えたことを特徴とする単電源増幅
回路。 an amplifier that operates from a single power supply;
and a bias application circuit that applies a DC bias voltage to each of the second input terminals based on the power supply voltage,
A single power supply amplifier circuit comprising a high-pass filter connected between a first input terminal of the amplifier and a circuit input terminal to block a DC component and a predetermined low-frequency component of the input signal, the bias application A single power supply amplifier circuit comprising a time constant circuit having a time constant substantially equal to the time constant of the high-pass filter between an output terminal of the circuit and a second input terminal of the amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6194885U JPH0522971Y2 (en) | 1985-04-25 | 1985-04-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6194885U JPH0522971Y2 (en) | 1985-04-25 | 1985-04-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61179817U true JPS61179817U (en) | 1986-11-10 |
| JPH0522971Y2 JPH0522971Y2 (en) | 1993-06-14 |
Family
ID=30590695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6194885U Expired - Lifetime JPH0522971Y2 (en) | 1985-04-25 | 1985-04-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0522971Y2 (en) |
-
1985
- 1985-04-25 JP JP6194885U patent/JPH0522971Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0522971Y2 (en) | 1993-06-14 |
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