JPH0217892U - - Google Patents
Info
- Publication number
- JPH0217892U JPH0217892U JP1988096540U JP9654088U JPH0217892U JP H0217892 U JPH0217892 U JP H0217892U JP 1988096540 U JP1988096540 U JP 1988096540U JP 9654088 U JP9654088 U JP 9654088U JP H0217892 U JPH0217892 U JP H0217892U
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- housing
- tuner
- sections
- tuning
- 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
- 238000005192 partition Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Description
第１図は本考案に係るテレビジヨン用チユーナ
の一実施例を示す平面図、第２図は本考案に係る
第３のシールド区画室内の電気回路図、第３図と
第４図と第５図は従来のテレビジヨン用チユーナ
の一具体例を示す平面図とそのＡ―Ａ線縦側断面
図とその端子部を示す側面図である。
１…プリント基板、５…シールド筐体、６，７
…仕切板、８…第１の区画、９…第２の区画、１
０…第３の区画、Ｕ…ＵＨＦチユーナ部、Ｖ…Ｖ
ＨＦチユーナ部。
FIG. 1 is a plan view showing an embodiment of a television tuner according to the present invention, FIG. 2 is an electrical circuit diagram of the third shield compartment according to the present invention, and FIGS. The figures are a plan view showing a specific example of a conventional television tuner, a vertical cross-sectional view taken along the line A--A, and a side view showing a terminal portion thereof. 1... Printed circuit board, 5... Shield housing, 6, 7
...Partition plate, 8...First section, 9...Second section, 1
0...Third section, U...UHF tuner section, V...V
HF Chuyuna club.
Claims (1)
を介して３区画し、第１、第２の区画にＵＨＦ及
びＶＨＦチユーナ部を収納すると共に、第３の区
画にプリスケーラ回路、バンドスイツチ回路及び
チユーニング電圧を印加するチヤージポンプ回路
を収納し、前記シールド筐体の外面にＡＧＣ端子
とＢ電源端子とＩＦ出力端子を設け、かつ、チユ
ーニング端子及びバンド切替用各端子を前記第３
の区画の筐体外面より導出したことを特徴とする
テレビジヨン用チユーナ。 The shield housing housing the printed circuit board is divided into three sections via a partition plate, and the first and second sections house the UHF and VHF tuner sections, and the third section houses the prescaler circuit, band switch circuit, and tuning voltage. A charge pump circuit for applying a voltage is housed therein, and an AGC terminal, a B power supply terminal, and an IF output terminal are provided on the outer surface of the shield housing, and a tuning terminal and each terminal for band switching are connected to the third terminal.
A tuner for a television, characterized in that the tuner is derived from the outer surface of the housing of the compartment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988096540U JPH0217892U (en) | 1988-07-20 | 1988-07-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988096540U JPH0217892U (en) | 1988-07-20 | 1988-07-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0217892U true JPH0217892U (en) | 1990-02-06 |
Family
ID=31321507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988096540U Pending JPH0217892U (en) | 1988-07-20 | 1988-07-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0217892U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6123884U (en) * | 1984-07-18 | 1986-02-12 | 根来産業株式会社 | rug |
| JPS62131633A (en) * | 1985-12-04 | 1987-06-13 | Hitachi Ltd | Reception equipment |
-
1988
- 1988-07-20 JP JP1988096540U patent/JPH0217892U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6123884U (en) * | 1984-07-18 | 1986-02-12 | 根来産業株式会社 | rug |
| JPS62131633A (en) * | 1985-12-04 | 1987-06-13 | Hitachi Ltd | Reception equipment |