JPH0336237U - - Google Patents
Info
- Publication number
- JPH0336237U JPH0336237U JP9722289U JP9722289U JPH0336237U JP H0336237 U JPH0336237 U JP H0336237U JP 9722289 U JP9722289 U JP 9722289U JP 9722289 U JP9722289 U JP 9722289U JP H0336237 U JPH0336237 U JP H0336237U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- signal
- output amplifier
- amplifier
- control circuit
- 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
- 238000001514 detection method Methods 0.000 claims description 2
- 230000008054 signal transmission Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Description
第１図は本考案に係る信号伝送回路の一実施例
を示す図、第２図と第３図は従来例を示す図であ
る。
１……直流出力アンプ、３……電圧検出アンプ
、４……電圧センシングアンプ、５……制御回路
、８……ドライバ、１４……同軸ケーブル、ｒ…
…シヤフト抵抗。
FIG. 1 is a diagram showing an embodiment of a signal transmission circuit according to the present invention, and FIGS. 2 and 3 are diagrams showing a conventional example. DESCRIPTION OF SYMBOLS 1... DC output amplifier, 3... Voltage detection amplifier, 4... Voltage sensing amplifier, 5... Control circuit, 8... Driver, 14... Coaxial cable, r...
...shaft resistance.
Claims (1)
イバ８が出力する高速パルス列信号をスイツチを
介して切替えて導入し、測定対象物（以下、ＤＵ
Ｔと言う）に伝送する直流抵抗値が既知の同軸ケ
ーブルと、 直流出力アンプの出力電流を電圧に変換するシ
ヤント抵抗と、 シヤント抵抗の両端に発生する電圧を検出し、
この電圧に応じた信号を後述する制御回路に出力
する電圧検出アンプ３と、 同軸ケーブルの直流出力アンプ側の端子電圧を
導入し、後述する制御回路に出力する電圧センシ
ングアンプ４と、 同軸ケーブル中で生ずる直流信号の電圧降下を
補正し、ＤＵＴの端子における直流信号が設定値
となるように直流出力アンプを制御する制御回路
と、 を備えた信号伝送回路。[Claims for Utility Model Registration] A DC signal outputted by the DC output amplifier 1 and a high-speed pulse train signal outputted by the driver 8 are switched and introduced via a switch.
A coaxial cable with a known DC resistance value that is transmitted to the DC output amplifier (referred to as T), a shunt resistor that converts the output current of the DC output amplifier into voltage, and a voltage generated across the shunt resistor that is detected.
A voltage detection amplifier 3 that outputs a signal corresponding to this voltage to a control circuit described later, a voltage sensing amplifier 4 that introduces a terminal voltage on the DC output amplifier side of the coaxial cable and outputs it to a control circuit described later; A signal transmission circuit comprising: a control circuit that corrects a voltage drop in a DC signal that occurs at a terminal of a DUT and controls a DC output amplifier so that the DC signal at a terminal of a DUT becomes a set value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9722289U JPH0336237U (en) | 1989-08-21 | 1989-08-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9722289U JPH0336237U (en) | 1989-08-21 | 1989-08-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0336237U true JPH0336237U (en) | 1991-04-09 |
Family
ID=31646371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9722289U Pending JPH0336237U (en) | 1989-08-21 | 1989-08-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0336237U (en) |
-
1989
- 1989-08-21 JP JP9722289U patent/JPH0336237U/ja active Pending
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