JPH03130563U - - Google Patents
Info
- Publication number
- JPH03130563U JPH03130563U JP3957590U JP3957590U JPH03130563U JP H03130563 U JPH03130563 U JP H03130563U JP 3957590 U JP3957590 U JP 3957590U JP 3957590 U JP3957590 U JP 3957590U JP H03130563 U JPH03130563 U JP H03130563U
- Authority
- JP
- Japan
- Prior art keywords
- section
- selection
- frequency division
- reference time
- division ratio
- 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 4
Landscapes
- Tests Of Electronic Circuits (AREA)
Description
第１図はこの考案のオシロスコープ校正器の構
成図、第２図はその信号波形を示す図、第３図は
従来のオシロスコープ校正器の構成図、第４図は
その信号波形図である。図中１は基準時間発生部
、２は分周部、３は出力端子、４は分周比切替部
、５は計数部、６は選択部、７は校正パルス発生
部、８は表示部である。尚、図中、同一あるいは
相当部分には同一符号を付して示してある。
FIG. 1 is a block diagram of the oscilloscope calibrator of this invention, FIG. 2 is a diagram showing its signal waveform, FIG. 3 is a block diagram of a conventional oscilloscope calibrator, and FIG. 4 is a diagram of its signal waveform. In the figure, 1 is a reference time generation section, 2 is a frequency division section, 3 is an output terminal, 4 is a frequency division ratio switching section, 5 is a counting section, 6 is a selection section, 7 is a calibration pulse generation section, and 8 is a display section. be. In the drawings, the same or corresponding parts are denoted by the same reference numerals.
Claims (1)
時間を一定周期に分周する比率を切替える分周比
切替部とオシロスコープから入力されるゲート信
号がＯＮの期間、前記分周比切替部の出力パルス
を計数する計数部と、前記計数部からの計数値を
受け、掃引時間を選択する選択部と、前記選択部
の選択信号と前記分周比切替部の出力パルスを受
け校正パルスを出力する校正パルス発生部と、前
記選択部の選択信号からエラーを表示する表示部
を備えたことを特徴とするオシロスコープ校正器
。 A reference time generation section that generates a reference time, a frequency division ratio switching section that switches the ratio at which the reference time is divided into constant cycles, and an output pulse of the frequency division ratio switching section during a period when the gate signal input from the oscilloscope is ON. a counting section that counts the count value, a selection section that receives the counted value from the counting section and selects the sweep time, and a calibration section that receives the selection signal of the selection section and the output pulse of the frequency division ratio switching section and outputs a calibration pulse. An oscilloscope calibrator comprising: a pulse generator; and a display section that displays an error based on a selection signal from the selection section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3957590U JPH03130563U (en) | 1990-04-13 | 1990-04-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3957590U JPH03130563U (en) | 1990-04-13 | 1990-04-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03130563U true JPH03130563U (en) | 1991-12-27 |
Family
ID=31548607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3957590U Pending JPH03130563U (en) | 1990-04-13 | 1990-04-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03130563U (en) |
-
1990
- 1990-04-13 JP JP3957590U patent/JPH03130563U/ja active Pending
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