JPH0344320U - - Google Patents
Info
- Publication number
- JPH0344320U JPH0344320U JP10197389U JP10197389U JPH0344320U JP H0344320 U JPH0344320 U JP H0344320U JP 10197389 U JP10197389 U JP 10197389U JP 10197389 U JP10197389 U JP 10197389U JP H0344320 U JPH0344320 U JP H0344320U
- Authority
- JP
- Japan
- Prior art keywords
- oscillation circuit
- channels
- circuit section
- oscillate
- frequency
- 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
- 230000010355 oscillation Effects 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Oscillators With Electromechanical Resonators (AREA)
Description
第１図は本考案の一実施例を示した回路図、第
２図は本考案の他の実施例を示した回路図、第３
図は従来の発振回路の回路図である。
１……共振回路、２……第１の発振回路、３…
…第２の発振回路、４……制御回路部、５……コ
ントロール端子、Ｔｒ１，Ｔｒ２……トランジス
タ、Ｔｒ３，Ｔｒ４……スイツチングトランジス
タ。
Fig. 1 is a circuit diagram showing one embodiment of the invention, Fig. 2 is a circuit diagram showing another embodiment of the invention, and Fig. 3 is a circuit diagram showing another embodiment of the invention.
The figure is a circuit diagram of a conventional oscillation circuit. 1... Resonance circuit, 2... First oscillation circuit, 3...
... second oscillation circuit, 4 ... control circuit section, 5 ... control terminal, T r1 , T r2 ... transistor, T r3 , T r4 ... switching transistor.
Claims (1)
回路部を、複数組並列接続して複数チヤンネルを
設定し、該複数チヤンネルの内の何れかのチヤン
ネルを選択して任意の周波数で発振させる発振回
路において、 前記発振回路部に、該発振回路部を制御して前
記複数のチヤンネルの内の何れかのチヤンネルを
選択する制御回路部を設ける構成とした発振回路
。[Claims for Utility Model Registration] A plurality of sets of oscillation circuit units that are driven to oscillate at a predetermined frequency by a vibrator are connected in parallel to set a plurality of channels, and any one of the plurality of channels can be selected. An oscillation circuit configured to oscillate at a frequency of , wherein the oscillation circuit section is provided with a control circuit section that controls the oscillation circuit section and selects one of the plurality of channels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10197389U JPH0344320U (en) | 1989-08-31 | 1989-08-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10197389U JPH0344320U (en) | 1989-08-31 | 1989-08-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0344320U true JPH0344320U (en) | 1991-04-24 |
Family
ID=31650895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10197389U Pending JPH0344320U (en) | 1989-08-31 | 1989-08-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0344320U (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS561621A (en) * | 1979-06-18 | 1981-01-09 | Matsushita Electric Ind Co Ltd | Signal switching circuit |
| JPS5711504A (en) * | 1980-06-24 | 1982-01-21 | Sony Corp | Oscillating circuit |
| JPS5811054U (en) * | 1981-07-06 | 1983-01-24 | ナショナル住宅産業株式会社 | Foundation formwork support fittings |
-
1989
- 1989-08-31 JP JP10197389U patent/JPH0344320U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS561621A (en) * | 1979-06-18 | 1981-01-09 | Matsushita Electric Ind Co Ltd | Signal switching circuit |
| JPS5711504A (en) * | 1980-06-24 | 1982-01-21 | Sony Corp | Oscillating circuit |
| JPS5811054U (en) * | 1981-07-06 | 1983-01-24 | ナショナル住宅産業株式会社 | Foundation formwork support fittings |