JPS643225U - - Google Patents
Info
- Publication number
- JPS643225U JPS643225U JP9353287U JP9353287U JPS643225U JP S643225 U JPS643225 U JP S643225U JP 9353287 U JP9353287 U JP 9353287U JP 9353287 U JP9353287 U JP 9353287U JP S643225 U JPS643225 U JP S643225U
- Authority
- JP
- Japan
- Prior art keywords
- high frequency
- input
- uhf tuner
- supplied
- frequency amplification
- 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 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Description
第１図は本考案のＵＨＦチユーナの一実施例を
示す要部回路図、第２図は本考案の他の実施例を
示す要部回路図、第３図は本考案による効果を説
明するための図、第４図は従来のＵＨＦチユーナ
の要部回路図、第５図は他の従来例を示す要部回
路図である。
２……λ／２型共振器、ｌ……微小インダクタ
ンス、Ｑ３……高周波増幅用トランジスタ、ｌ１
……同調用コイル。
Fig. 1 is a circuit diagram of the main part showing one embodiment of the UHF tuner of the invention, Fig. 2 is a circuit diagram of the main part showing another embodiment of the invention, and Fig. 3 is for explaining the effects of the invention. FIG. 4 is a circuit diagram of a main part of a conventional UHF tuner, and FIG. 5 is a circuit diagram of a main part of another conventional example. 2...λ/2 type resonator, l...micro inductance, Q3 ...transistor for high frequency amplification, l1
...tuning coil.
Claims (1)
ンスを介して高周波増幅用トランジスタの入力電
極に供給するようにしたＵＨＦチユーナ。 A UHF tuner in which a signal obtained from an input tuning circuit is supplied to the input electrode of a high frequency amplification transistor via a minute inductance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9353287U JPS643225U (en) | 1987-06-18 | 1987-06-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9353287U JPS643225U (en) | 1987-06-18 | 1987-06-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS643225U true JPS643225U (en) | 1989-01-10 |
Family
ID=31317995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9353287U Pending JPS643225U (en) | 1987-06-18 | 1987-06-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS643225U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5317111B2 (en) * | 1974-06-19 | 1978-06-06 |
-
1987
- 1987-06-18 JP JP9353287U patent/JPS643225U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5317111B2 (en) * | 1974-06-19 | 1978-06-06 |