JPH0344324U - - Google Patents
Info
- Publication number
- JPH0344324U JPH0344324U JP10190589U JP10190589U JPH0344324U JP H0344324 U JPH0344324 U JP H0344324U JP 10190589 U JP10190589 U JP 10190589U JP 10190589 U JP10190589 U JP 10190589U JP H0344324 U JPH0344324 U JP H0344324U
- Authority
- JP
- Japan
- Prior art keywords
- capacitor
- circuit
- amplifier
- amplifier circuit
- dissipative
- 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
- 239000003990 capacitor Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000003321 amplification Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
Landscapes
- Amplifiers (AREA)
Description
第１図は本考案の一実施例の回路図、第２図は
第１図の回路の実装図、第３図は従来の増幅回路
の一例の回路図、第４図は従来の他の増幅回路の
回路図である。
１……ＦＥＴ（増幅素子）、２〜５……分布定
数線路、６〜９……キヤパシタ、１０，１１……
抵抗、１２，１３……キヤパシタ、１４，１５…
…膜回路基板、１６，１７……分岐、２１……Ｆ
ＥＴ、２２〜２５……分布定数線路、２６〜２９
……キヤパシタ、３１……ＦＥＴ、３２〜３７…
…分布定数線路、３８〜４１……キヤパシタ、４
２，４３……抵抗。
Figure 1 is a circuit diagram of an embodiment of the present invention, Figure 2 is an implementation diagram of the circuit in Figure 1, Figure 3 is a circuit diagram of an example of a conventional amplifier circuit, and Figure 4 is another conventional amplifier. It is a circuit diagram of a circuit. 1...FET (amplification element), 2-5...distributed constant line, 6-9...capacitor, 10, 11...
Resistor, 12, 13... Capacitor, 14, 15...
...Membrane circuit board, 16, 17...Branch, 21...F
ET, 22-25...distributed constant line, 26-29
...Capacitor, 31...FET, 32-37...
...Distributed constant line, 38-41...Capacitor, 4
2,43...Resistance.
Claims (1)
にそれぞれ整合回路を設けた増幅回路において、
前記増幅素子の入力端、出力端の少なくとも一方
と接地との間に、目的とする周波数では充分に高
いインピーダンスを持つ小容量のキヤパシタとそ
のキヤパシタに直列に接続する抵抗からなる散逸
性の短絡回路を設けたことを特徴とする超高周波
帯増幅回路。 In an amplifier circuit in which a matching circuit is provided on the input side and output side of an amplifier element such as a transistor,
A dissipative short circuit consisting of a small capacitor having a sufficiently high impedance at the target frequency and a resistor connected in series with the capacitor, between at least one of the input end and the output end of the amplifying element and the ground. An ultra-high frequency band amplifier circuit characterized by being provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10190589U JPH0344324U (en) | 1989-08-31 | 1989-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10190589U JPH0344324U (en) | 1989-08-31 | 1989-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0344324U true JPH0344324U (en) | 1991-04-24 |
Family
ID=31650827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10190589U Pending JPH0344324U (en) | 1989-08-31 | 1989-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0344324U (en) |
-
1989
- 1989-08-31 JP JP10190589U patent/JPH0344324U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2002047251A3 (en) | Low noise amplifier having bypass circuitry | |
| JPH0344324U (en) | ||
| JPS58121429U (en) | filter circuit | |
| JPS6452308U (en) | ||
| JPH025920U (en) | ||
| JPS6157617U (en) | ||
| JPH01119206U (en) | ||
| JPH02137112U (en) | ||
| JPS6437120U (en) | ||
| JPH02141116U (en) | ||
| JPS6349813U (en) | ||
| JPS6437121U (en) | ||
| JPS6162421U (en) | ||
| JPH0357616U (en) | ||
| JPH0298503U (en) | ||
| JPS6356810U (en) | ||
| JPH02118316U (en) | ||
| JPH01160710U (en) | ||
| JPH02138918U (en) | ||
| JPH01146621U (en) | ||
| JPS61146017U (en) | ||
| JPS6242324U (en) | ||
| JPS62129816U (en) | ||
| JPH0438120U (en) | ||
| JPH0436376U (en) |