JPH028215U - - Google Patents
Info
- Publication number
- JPH028215U JPH028215U JP8710788U JP8710788U JPH028215U JP H028215 U JPH028215 U JP H028215U JP 8710788 U JP8710788 U JP 8710788U JP 8710788 U JP8710788 U JP 8710788U JP H028215 U JPH028215 U JP H028215U
- Authority
- JP
- Japan
- Prior art keywords
- high frequency
- coil
- series
- power source
- capacitor
- 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
- 230000003321 amplification Effects 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Amplifiers (AREA)
Description
第１図は本考案の一実施例になる高周波増幅回
路の回路図、第２図は従来の高周波増巾回路の回
路図を夫々示す。
１１……高周波増幅回路、Ｔｒ……トランジス
タ、Ｌ……ピーキングコイル、Ｃ２〜Ｃ４……コ
ンデンサ、Ｒ１〜Ｒ７……抵抗。
FIG. 1 is a circuit diagram of a high frequency amplification circuit according to an embodiment of the present invention, and FIG. 2 is a circuit diagram of a conventional high frequency amplification circuit. 11... High frequency amplifier circuit, Tr... Transistor, L... Peaking coil, C2 to C4 ... Capacitor, R1 to R7 ... Resistor.
Claims (1)
増幅する増幅トランジスタの出力電極と電源との
間にピーキング用コイルが接続され、このピーキ
ングコイルを通過する高波信号を該電源に対して
バイパスする様にコンデンサが接続された高周波
増幅回路において、 該高周波信号が流れる該コイル及びコンデンサ
の直列接続された経路に直列に抵抗を接続してな
る構成の変周波増巾回路。[Claims for Utility Model Registration] A peaking coil is connected between the output electrode of an amplifying transistor that amplifies broadcast signals received by a television antenna and a power source, and a high-wave signal passing through the peaking coil is connected to the power source. A variable frequency amplification circuit comprising a high frequency amplifier circuit in which a capacitor is connected to bypass the high frequency signal, and a resistor is connected in series to a path in which the high frequency signal flows through the coil and the capacitor connected in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8710788U JPH028215U (en) | 1988-06-30 | 1988-06-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8710788U JPH028215U (en) | 1988-06-30 | 1988-06-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH028215U true JPH028215U (en) | 1990-01-19 |
Family
ID=31311735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8710788U Pending JPH028215U (en) | 1988-06-30 | 1988-06-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH028215U (en) |
-
1988
- 1988-06-30 JP JP8710788U patent/JPH028215U/ja active Pending
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