JPS6253881U - - Google Patents
Info
- Publication number
- JPS6253881U JPS6253881U JP14469285U JP14469285U JPS6253881U JP S6253881 U JPS6253881 U JP S6253881U JP 14469285 U JP14469285 U JP 14469285U JP 14469285 U JP14469285 U JP 14469285U JP S6253881 U JPS6253881 U JP S6253881U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- switching
- reception mixing
- mixing circuit
- coupled
- 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
- 238000010586 diagram Methods 0.000 description 2
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
Description
第１図は本考案のＣＡＴＶチユーナの一実施例
としての全体構成を示すブロツク図、第２図は要
部を詳細に示す回路図である。
７，８……混合回路、１３……ＩＦ同調回路、
ＤＳ…（ＤＳ１，ＤＳ２）……スイツチングダイ
オード。
FIG. 1 is a block diagram showing the overall configuration of an embodiment of the CATV tuner of the present invention, and FIG. 2 is a circuit diagram showing the main parts in detail. 7, 8...Mixing circuit, 13...IF tuning circuit,
DS...(DS1, DS2)...Switching diode.
Claims (1)
ンネル受信用混合回路とをスイツチングダイオー
ドの切換回路を経て共通のＩＦ同調回路に結合し
たことを特徴とするＣＡＴＶチユーナ。 A CATV tuner characterized in that a UHF channel reception mixing circuit and a hyperchannel reception mixing circuit are coupled to a common IF tuning circuit through a switching circuit of switching diodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14469285U JPS6253881U (en) | 1985-09-21 | 1985-09-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14469285U JPS6253881U (en) | 1985-09-21 | 1985-09-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6253881U true JPS6253881U (en) | 1987-04-03 |
Family
ID=31055531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14469285U Pending JPS6253881U (en) | 1985-09-21 | 1985-09-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6253881U (en) |
-
1985
- 1985-09-21 JP JP14469285U patent/JPS6253881U/ja active Pending
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