JPS63117114U - - Google Patents
Info
- Publication number
- JPS63117114U JPS63117114U JP607187U JP607187U JPS63117114U JP S63117114 U JPS63117114 U JP S63117114U JP 607187 U JP607187 U JP 607187U JP 607187 U JP607187 U JP 607187U JP S63117114 U JPS63117114 U JP S63117114U
- Authority
- JP
- Japan
- Prior art keywords
- capacitor
- state
- transistor
- tuning voltage
- 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
- 239000003990 capacitor Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Description
第１図は本考案の実施例の回路図を示す。
１……マイコン出力端子、２，３，４……抵抗
、５，６，７，８，１４……コンデンサ、９……
チユーナ、１０……ＶＴ端子、１１……コントロ
ール信号端子、１２，１３……トランジスタ、１
５……＋Ｂ端子。
FIG. 1 shows a circuit diagram of an embodiment of the present invention. 1... Microcomputer output terminal, 2, 3, 4... Resistor, 5, 6, 7, 8, 14... Capacitor, 9...
Tuner, 10...VT terminal, 11...Control signal terminal, 12, 13...Transistor, 1
5...+B terminal.
Claims (1)
ジスタを設け、該トランジスタを自動同調状態以
外の状態にのみ導通させることにより、該コンデ
ンサを接地させることを特徴とする同調電圧供給
回路。 A tuning voltage supply circuit characterized in that a capacitor and a transistor are provided between a tuning voltage terminal and ground, and the capacitor is grounded by making the transistor conductive only in a state other than an automatic tuning state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP607187U JPS63117114U (en) | 1987-01-21 | 1987-01-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP607187U JPS63117114U (en) | 1987-01-21 | 1987-01-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63117114U true JPS63117114U (en) | 1988-07-28 |
Family
ID=30788241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP607187U Pending JPS63117114U (en) | 1987-01-21 | 1987-01-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63117114U (en) |
-
1987
- 1987-01-21 JP JP607187U patent/JPS63117114U/ja active Pending