JPH02100324U - - Google Patents
Info
- Publication number
- JPH02100324U JPH02100324U JP872489U JP872489U JPH02100324U JP H02100324 U JPH02100324 U JP H02100324U JP 872489 U JP872489 U JP 872489U JP 872489 U JP872489 U JP 872489U JP H02100324 U JPH02100324 U JP H02100324U
- Authority
- JP
- Japan
- Prior art keywords
- sweep
- intermediate frequency
- frequency signals
- mixer
- filter
- 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 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Testing Electric Properties And Detecting Electric Faults (AREA)
Description
第１図は本考案の掃引信号発生器の一実施例の
使用状態を示すブロツク図である。
１…掃引信号発生器、２…周波数変換器、３…
第２局部発振器、４，６…混合器、５，８…フイ
ルタ、７…掃引発振器、９…増幅器、１０…振幅
制御器、１１…オシロスコープ、１２…ＲＦ掃引
信号出力端子、１３…局部発振信号入力端子、１
４…同期検出用信号出力端子、１５…ＲＦ入力端
子、１６…局部発振信号出力端子、１７…信号出
力端子、１８…信号入力端子、１９…水平同期信
号入力端子。
FIG. 1 is a block diagram showing the use of an embodiment of the sweep signal generator of the present invention. 1...Sweep signal generator, 2...Frequency converter, 3...
2nd local oscillator, 4, 6... Mixer, 5, 8... Filter, 7... Sweep oscillator, 9... Amplifier, 10... Amplitude controller, 11... Oscilloscope, 12... RF sweep signal output terminal, 13... Local oscillation signal Input terminal, 1
4... Signal output terminal for synchronization detection, 15... RF input terminal, 16... Local oscillation signal output terminal, 17... Signal output terminal, 18... Signal input terminal, 19... Horizontal synchronization signal input terminal.
Claims (1)
入力端子１３と、 局部発振器３と、 前記局部発振器３の出力端と前記外部信号入力
端子１３とが入力端に接続され、これらの中間周
波信号を発生し出力する第１の混合器４と、 前記第１の混合器４より出力される中間周波信
号を入力し、そのうちの上側波帯のみを通過させ
る第１のフイルタ５と、 掃引信号を発生する掃引発振器７と、 前記第１のフイルタ５の出力端と前記掃引発振
器７の出力端とが入力端に接続され、これらの中
間周波信号を発生し出力する第２の混合器６と、 前記第２の混合器６より出力される中間周波信
号を入力し、そのうちの下側波帯のみを通過させ
る第２のフイルタ８とを有することを特徴とする
掃引信号発生器。[Claims for Utility Model Registration] A sweep signal generator that outputs a sweep signal includes: an external signal input terminal 13 for receiving an input signal from the outside; a local oscillator 3; an output terminal of the local oscillator 3; A first mixer 4 to which an external signal input terminal 13 is connected to the input terminal and generates and outputs these intermediate frequency signals; a first filter 5 that allows only the upper sideband to pass; a sweep oscillator 7 that generates a sweep signal; an output end of the first filter 5 and an output end of the sweep oscillator 7 are connected to an input end; a second mixer 6 that generates and outputs these intermediate frequency signals; and a second filter that receives the intermediate frequency signals output from the second mixer 6 and passes only the lower sideband of the intermediate frequency signals. 8. A sweep signal generator comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP872489U JPH02100324U (en) | 1989-01-27 | 1989-01-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP872489U JPH02100324U (en) | 1989-01-27 | 1989-01-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02100324U true JPH02100324U (en) | 1990-08-09 |
Family
ID=31214852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP872489U Pending JPH02100324U (en) | 1989-01-27 | 1989-01-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02100324U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5011222A (en) * | 1973-05-31 | 1975-02-05 |
-
1989
- 1989-01-27 JP JP872489U patent/JPH02100324U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5011222A (en) * | 1973-05-31 | 1975-02-05 |