JPH01126733U - - Google Patents
Info
- Publication number
- JPH01126733U JPH01126733U JP2366388U JP2366388U JPH01126733U JP H01126733 U JPH01126733 U JP H01126733U JP 2366388 U JP2366388 U JP 2366388U JP 2366388 U JP2366388 U JP 2366388U JP H01126733 U JPH01126733 U JP H01126733U
- Authority
- JP
- Japan
- Prior art keywords
- input signal
- uhf
- vhf
- pass filter
- passed
- 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 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Description
第１図は、本考案に係るチユーナの入力回路の
要部回路図、及び第２図は、従来のチユーナの入
力回路を示す回路図である。
２１……入力端子、２２……ハイパスフイルタ
、２６……固定同調手段、３０……ローパスフイ
ルタ。
FIG. 1 is a circuit diagram of a main part of an input circuit of a tuner according to the present invention, and FIG. 2 is a circuit diagram showing an input circuit of a conventional tuner. 21...Input terminal, 22...High pass filter, 26...Fixed tuning means, 30...Low pass filter.
Claims (1)
端子から導入後、ＶＨＦ入力信号をローパスフイ
ルタと可変同調手段を経て、且つ、ＵＨＦ入力信
号をハイパスフイルタとステツプアツプコイルを
含む固定同調手段を経てそれぞれのＲＦ増幅素子
に結合したことを特徴とするＵＨＦ―ＶＨＦコン
ビネーシヨンチユーナの入力回路。 After introducing the VHF input signal and the UHF input signal from a single input terminal, the VHF input signal is passed through a low-pass filter and variable tuning means, and the UHF input signal is passed through a fixed tuning means including a high-pass filter and a step-up coil, respectively. An input circuit for a UHF-VHF combination tuner characterized by being coupled to an RF amplification element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2366388U JPH01126733U (en) | 1988-02-23 | 1988-02-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2366388U JPH01126733U (en) | 1988-02-23 | 1988-02-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01126733U true JPH01126733U (en) | 1989-08-30 |
Family
ID=31242844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2366388U Pending JPH01126733U (en) | 1988-02-23 | 1988-02-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01126733U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS524882A (en) * | 1975-07-01 | 1977-01-14 | Mitsubishi Electric Corp | Phase differential meter |
| JPS6213036B2 (en) * | 1981-02-12 | 1987-03-23 | Sharp Kk |
-
1988
- 1988-02-23 JP JP2366388U patent/JPH01126733U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS524882A (en) * | 1975-07-01 | 1977-01-14 | Mitsubishi Electric Corp | Phase differential meter |
| JPS6213036B2 (en) * | 1981-02-12 | 1987-03-23 | Sharp Kk |
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