JPS633621U - - Google Patents
Info
- Publication number
- JPS633621U JPS633621U JP9503086U JP9503086U JPS633621U JP S633621 U JPS633621 U JP S633621U JP 9503086 U JP9503086 U JP 9503086U JP 9503086 U JP9503086 U JP 9503086U JP S633621 U JPS633621 U JP S633621U
- Authority
- JP
- Japan
- Prior art keywords
- amplifier
- circuit
- switching
- switches
- supplies
- 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
- 230000003321 amplification Effects 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Description
第1図はこの考案の増幅回路の実施例を示す回
路図、第2図は従来の増幅回路を示す回路図であ
る。 30A,30B……差動増幅器、48a,48
b……定電流源、50……動作切換回路。
路図、第2図は従来の増幅回路を示す回路図であ
る。 30A,30B……差動増幅器、48a,48
b……定電流源、50……動作切換回路。
Claims (1)
- 異なる増幅利得が設定された複数の増幅器と、
各増幅器に動作電流を流す電流源側の電位を切り
換えて増幅器の動作を切り換える動作切換回路と
から構成したことを特徴とする増幅回路。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986095030U JPH0546340Y2 (ja) | 1986-06-21 | 1986-06-21 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986095030U JPH0546340Y2 (ja) | 1986-06-21 | 1986-06-21 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS633621U true JPS633621U (ja) | 1988-01-11 |
JPH0546340Y2 JPH0546340Y2 (ja) | 1993-12-03 |
Family
ID=30959089
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1986095030U Expired - Lifetime JPH0546340Y2 (ja) | 1986-06-21 | 1986-06-21 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0546340Y2 (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS583612U (ja) * | 1981-06-29 | 1983-01-11 | ソニー株式会社 | 増幅回路 |
JPS592415A (ja) * | 1982-06-28 | 1984-01-09 | Fujitsu Ltd | 増幅器 |
JPS59148411A (ja) * | 1983-02-14 | 1984-08-25 | Rohm Co Ltd | 増幅回路 |
JPS6062711A (ja) * | 1983-09-16 | 1985-04-10 | Mitsubishi Electric Corp | 利得切換型増幅器 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS583612B2 (ja) * | 1974-10-11 | 1983-01-22 | 日本放送協会 | ウチアワセレンラクデンワホウシキ |
-
1986
- 1986-06-21 JP JP1986095030U patent/JPH0546340Y2/ja not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS583612U (ja) * | 1981-06-29 | 1983-01-11 | ソニー株式会社 | 増幅回路 |
JPS592415A (ja) * | 1982-06-28 | 1984-01-09 | Fujitsu Ltd | 増幅器 |
JPS59148411A (ja) * | 1983-02-14 | 1984-08-25 | Rohm Co Ltd | 増幅回路 |
JPS6062711A (ja) * | 1983-09-16 | 1985-04-10 | Mitsubishi Electric Corp | 利得切換型増幅器 |
Also Published As
Publication number | Publication date |
---|---|
JPH0546340Y2 (ja) | 1993-12-03 |