JPH0339927U - - Google Patents
Info
- Publication number
- JPH0339927U JPH0339927U JP10093189U JP10093189U JPH0339927U JP H0339927 U JPH0339927 U JP H0339927U JP 10093189 U JP10093189 U JP 10093189U JP 10093189 U JP10093189 U JP 10093189U JP H0339927 U JPH0339927 U JP H0339927U
- Authority
- JP
- Japan
- Prior art keywords
- capacitance
- utility
- electronic tuner
- scope
- registration request
- 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
Description
第１図は本考案に係る電子チユーナＵＨＦ段間
部の回路図、第２図は従来のＵＨＦ段間部の回路
図、第３図は従来回路による同調周波数とイメー
ジトラツプのトラツキング曲線図、第４図は本考
案による同調周波数とイメージトラツプのトラツ
キング曲線図である。
３，６…バラクタダイオード、４，７…同調線
路短縮容量、８…チヨークコイル、９…ピツクア
ツプループ、１１…容量。
Fig. 1 is a circuit diagram of the UHF interstage part of the electronic tuner according to the present invention, Fig. 2 is a circuit diagram of the conventional UHF interstage part, and Fig. 3 is a tracking curve diagram of the tuning frequency and image trap by the conventional circuit. FIG. 4 is a tracking curve diagram of the tuning frequency and image trap according to the present invention. 3, 6... Varactor diode, 4, 7... Tuning line shortening capacitor, 8... Chi York coil, 9... Pick-up loop, 11... Capacitor.
Claims (1)
．０ｐＦの容量で接続したことを特徴とする電子
チユーナの回路。 0.2 to 1 between the tuning circuits of the UHF interstage demodulation section
．． An electronic tuner circuit characterized in that it is connected with a capacitance of 0 pF.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10093189U JPH0339927U (en) | 1989-08-29 | 1989-08-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10093189U JPH0339927U (en) | 1989-08-29 | 1989-08-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0339927U true JPH0339927U (en) | 1991-04-17 |
Family
ID=31649908
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10093189U Pending JPH0339927U (en) | 1989-08-29 | 1989-08-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0339927U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS623122B2 (en) * | 1978-08-09 | 1987-01-23 | Asahi Chemical Ind |
-
1989
- 1989-08-29 JP JP10093189U patent/JPH0339927U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS623122B2 (en) * | 1978-08-09 | 1987-01-23 | Asahi Chemical Ind |
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