JPH0322418U - - Google Patents
Info
- Publication number
- JPH0322418U JPH0322418U JP8375789U JP8375789U JPH0322418U JP H0322418 U JPH0322418 U JP H0322418U JP 8375789 U JP8375789 U JP 8375789U JP 8375789 U JP8375789 U JP 8375789U JP H0322418 U JPH0322418 U JP H0322418U
- Authority
- JP
- Japan
- Prior art keywords
- terminals
- intermediate frequency
- frequency signals
- circuit
- balanced
- 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 1
Landscapes
- Superheterodyne Receivers (AREA)
- Noise Elimination (AREA)
Description
第１図は本考案に関するＤＢＭとその平衡出力
端子に挿入したＬＣ共振トラツプ回路の回路構成
図である。 １……ＬＣ共振トラツプ回路、２……ＤＢＭ回
路、３ａ……ＩＦ出力端子１・ＬＣ共振トラツプ
へ接続、３ｂ……ＩＦ出力端子１・次段（ＩＦ
Ａｍｐ）回路接続、４ａ……ＩＦ出力端子２・Ｌ
Ｃ共振トラツプへ接続、４ｂ……ＩＦ出力端子２
・次段（ＩＦ Ａｍｐ）回路接続、５……局発信
号入力端子１、６……局発信号入力端子２、７…
…ＲＦ信号入力端子１、８……ＲＦ信号入力端子
２、９……Ｖｃｃ電源端子。
端子に挿入したＬＣ共振トラツプ回路の回路構成
図である。 １……ＬＣ共振トラツプ回路、２……ＤＢＭ回
路、３ａ……ＩＦ出力端子１・ＬＣ共振トラツプ
へ接続、３ｂ……ＩＦ出力端子１・次段（ＩＦ
Ａｍｐ）回路接続、４ａ……ＩＦ出力端子２・Ｌ
Ｃ共振トラツプへ接続、４ｂ……ＩＦ出力端子２
・次段（ＩＦ Ａｍｐ）回路接続、５……局発信
号入力端子１、６……局発信号入力端子２、７…
…ＲＦ信号入力端子１、８……ＲＦ信号入力端子
２、９……Ｖｃｃ電源端子。
Claims (1)
- ＩＣ化された二重平衡増幅回路方式のバブルバ
ランスドミキサ回路の中間周波信号が平衡出力さ
れる端子をＩＣの外部端子として設け、同出力端
子間に中間周波信号の通過を阻止するトラツプを
接続したことを特徴とするチユーナ回路。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8375789U JPH0322418U (ja) | 1989-07-17 | 1989-07-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8375789U JPH0322418U (ja) | 1989-07-17 | 1989-07-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0322418U true JPH0322418U (ja) | 1991-03-07 |
Family
ID=31631690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8375789U Pending JPH0322418U (ja) | 1989-07-17 | 1989-07-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0322418U (ja) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5474618A (en) * | 1977-11-28 | 1979-06-14 | Toshiba Corp | Frequency conversion circuit |
| JPS60112302A (ja) * | 1983-11-22 | 1985-06-18 | Matsushita Electric Ind Co Ltd | ミキサ装置 |
| JPS63262907A (ja) * | 1987-04-20 | 1988-10-31 | Matsushita Electric Ind Co Ltd | ミキサ−回路 |
-
1989
- 1989-07-17 JP JP8375789U patent/JPH0322418U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5474618A (en) * | 1977-11-28 | 1979-06-14 | Toshiba Corp | Frequency conversion circuit |
| JPS60112302A (ja) * | 1983-11-22 | 1985-06-18 | Matsushita Electric Ind Co Ltd | ミキサ装置 |
| JPS63262907A (ja) * | 1987-04-20 | 1988-10-31 | Matsushita Electric Ind Co Ltd | ミキサ−回路 |