JPH029878U - - Google Patents

Info

Publication number
JPH029878U
JPH029878U JP8921688U JP8921688U JPH029878U JP H029878 U JPH029878 U JP H029878U JP 8921688 U JP8921688 U JP 8921688U JP 8921688 U JP8921688 U JP 8921688U JP H029878 U JPH029878 U JP H029878U
Authority
JP
Japan
Prior art keywords
switch
capacitor
converter
range switching
amplified
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.)
Granted
Application number
JP8921688U
Other languages
English (en)
Other versions
JPH07946Y2 (ja
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP8921688U priority Critical patent/JPH07946Y2/ja
Publication of JPH029878U publication Critical patent/JPH029878U/ja
Application granted granted Critical
Publication of JPH07946Y2 publication Critical patent/JPH07946Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Measurement Of Current Or Voltage (AREA)

Description

【図面の簡単な説明】
第１図はこの考案の実施例を示すブロツク図、
第２図及び第３図はそれぞれ従来の交流電圧計を
示すブロツク図である。

Claims (1)

  1. 【実用新案登録請求の範囲】 被測定電圧をレンジ切替増幅器で増幅し、その
    増幅出力をコンデンサを通じてＡＣ／ＤＣ変換器
    へ供給し、そのＡＣ／ＤＣ変換器の出力をデジタ
    ル変換して表示する交流電圧計において、 上記レンジ切替増幅器とコンデンサとの間に直
    列に挿入された第１スイツチと、 その第１スイツチと並列に、第２、第３スイツ
    チを介して接続されたチヤージアツプ増幅器と、 上記コンデンサ及びＡＣ／ＤＣ変換器の接続点
    と接地との間に接続された第４スイツチとを有す
    る交流電圧計。
JP8921688U 1988-07-04 1988-07-04 交流電圧計 Expired - Lifetime JPH07946Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8921688U JPH07946Y2 (ja) 1988-07-04 1988-07-04 交流電圧計

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8921688U JPH07946Y2 (ja) 1988-07-04 1988-07-04 交流電圧計

Publications (2)

Publication Number Publication Date
JPH029878U true JPH029878U (ja) 1990-01-22
JPH07946Y2 JPH07946Y2 (ja) 1995-01-11

Family

ID=31313768

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8921688U Expired - Lifetime JPH07946Y2 (ja) 1988-07-04 1988-07-04 交流電圧計

Country Status (1)

Country Link
JP (1) JPH07946Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009282050A (ja) * 2009-09-03 2009-12-03 Nec Access Technica Ltd 電流検出装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009282050A (ja) * 2009-09-03 2009-12-03 Nec Access Technica Ltd 電流検出装置

Also Published As

Publication number Publication date
JPH07946Y2 (ja) 1995-01-11

Similar Documents

Publication Publication Date Title
JPH029878U (ja)
JPS6168533U (ja)
JPH01141474U (ja)
JPS6315183U (ja)
JPH01128184U (ja)
JPS61141940U (ja)
JPH0282020U (ja)
JPS63109668U (ja)
JPH01173687U (ja)
JPS63194599U (ja)
JPH01109292U (ja)
JPH01140172U (ja)
JPH033022U (ja)
JPH0416699U (ja)
JPS6273653U (ja)
JPH02122540U (ja)
JPH0281475U (ja)
JPH0425485U (ja)
JPS6341915U (ja)
JPH0283690U (ja)
JPS62177126U (ja)
JPH02150575U (ja)
JPS6177632U (ja)
JPS62195384U (ja)
JPS6423116U (ja)