JPS63163074U - - Google Patents
Info
- Publication number
- JPS63163074U JPS63163074U JP5439687U JP5439687U JPS63163074U JP S63163074 U JPS63163074 U JP S63163074U JP 5439687 U JP5439687 U JP 5439687U JP 5439687 U JP5439687 U JP 5439687U JP S63163074 U JPS63163074 U JP S63163074U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- integrated
- housed
- shield case
- unit
- 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
- 238000001514 detection method Methods 0.000 claims 1
- 230000005236 sound signal Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図〜第４図は本考案の実施例を示すもので
あり、第１図は一体型ＲＦ／ＩＦユニツトの第一
実施例を示す斜視図、第２図は第一実施例による
一体型ＲＦ／ＩＦユニツトをＶＴＲ内に装備した
状態を示す外観斜視図、第３図はＶＴＲ内の回路
構成図、第４図は本考案の第二実施例によるＲＦ
／ＩＦユニツトを示す斜視図、第５図は従来のＶ
ＴＲ内の高周波ユニツトの配置を示す斜視図、第
６図は従来の高周波ユニツトを装備しているＶＴ
Ｒの外観斜視図、第７図は従来のＶＴＲ内の回路
構成図である。
８…テレビ受像器、１０…ＶＨＦアンテナ、１
３…ＵＨＦアンテナ、２０…ＶＴＲ、２０ａ…リ
ヤパネル、４０…一体型ＲＦ／ＩＦユニツト、４
１…シールドケース、４２…シールド板、５０…
一体型ＲＦモジユレータユニツト、５１…ＲＦモ
ジユレータ回路、５２…入力選択回路、５３…チ
ヤンネル切換スイツチ、５４…アンテナ入力接栓
、５５…ＴＶ出力接栓、６０…ＴＶチユーナ回路
、７０…ＩＦ回路、７１〜７４…Ａ／Ｖ入出力接
栓。
1 to 4 show embodiments of the present invention, FIG. 1 is a perspective view showing a first embodiment of an integrated RF/IF unit, and FIG. 2 is a perspective view of an integrated RF/IF unit according to the first embodiment. An external perspective view showing the state in which the RF/IF unit is installed in the VTR, FIG. 3 is a circuit configuration diagram inside the VTR, and FIG. 4 is an RF unit according to the second embodiment of the present invention.
/FIG. 5 is a perspective view showing the IF unit.
A perspective view showing the arrangement of the high frequency unit in the TR, Figure 6 is a VT equipped with a conventional high frequency unit.
FIG. 7 is a perspective view of the external appearance of R. FIG. 7 is a circuit diagram of a conventional VTR. 8...TV receiver, 10...VHF antenna, 1
3...UHF antenna, 20...VTR, 20a...rear panel, 40...integrated RF/IF unit, 4
1... Shield case, 42... Shield plate, 50...
Integrated RF modulator unit, 51...RF modulator circuit, 52...Input selection circuit, 53...Channel selection switch, 54...Antenna input connector, 55...TV output connector, 60...TV tuner circuit, 70...IF circuit , 71-74...A/V input/output connectors.
Claims (1)
ーナ回路と、ＩＦ増幅器ならびに検波回路を有す
るＩＦ回路とが収納されており且つ、このシール
ドケースに、音声信号と映像信号とを出力するＡ
／Ｖ出力接栓が突設されて成る一体型ＲＦ／ＩＦ
ユニツト。 A TV tuner circuit, an IF circuit having an IF amplifier and a detection circuit are housed in an integrated shield case, and an A that outputs audio signals and video signals is housed in the shield case.
/Integrated RF/IF with a protruding V output connector
unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5439687U JPS63163074U (en) | 1987-04-10 | 1987-04-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5439687U JPS63163074U (en) | 1987-04-10 | 1987-04-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63163074U true JPS63163074U (en) | 1988-10-25 |
Family
ID=30881351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5439687U Pending JPS63163074U (en) | 1987-04-10 | 1987-04-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63163074U (en) |
-
1987
- 1987-04-10 JP JP5439687U patent/JPS63163074U/ja active Pending
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