SE453538B - Digitalvoltmeter for metning av en vexelspennings effektivverde - Google Patents

Digitalvoltmeter for metning av en vexelspennings effektivverde

Info

Publication number
SE453538B
SE453538B SE8603650A SE8603650A SE453538B SE 453538 B SE453538 B SE 453538B SE 8603650 A SE8603650 A SE 8603650A SE 8603650 A SE8603650 A SE 8603650A SE 453538 B SE453538 B SE 453538B
Authority
SE
Sweden
Prior art keywords
voltage
input
output
amplifier
converter
Prior art date
Application number
SE8603650A
Other languages
English (en)
Swedish (sv)
Other versions
SE8603650L (sv
SE8603650D0 (sv
Inventor
V V Litvikh
V I Gubar
J M Tuz
V O Rupsky
M D Krotov
M A Seliste
Original Assignee
Ki Polt I
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 by Ki Polt I filed Critical Ki Polt I
Publication of SE8603650L publication Critical patent/SE8603650L/
Publication of SE8603650D0 publication Critical patent/SE8603650D0/xx
Publication of SE453538B publication Critical patent/SE453538B/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
    • G01R19/255—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with counting of pulses during a period of time proportional to voltage or current, delivered by a pulse generator with fixed frequency

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Measuring Leads Or Probes (AREA)
SE8603650A 1985-01-25 1986-08-29 Digitalvoltmeter for metning av en vexelspennings effektivverde SE453538B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SU1985/000008 WO1986004425A1 (en) 1985-01-25 1985-01-25 Digital voltmeter for measuring the effective value of alternating voltage

Publications (3)

Publication Number Publication Date
SE8603650L SE8603650L (sv) 1986-08-29
SE8603650D0 SE8603650D0 (sv) 1986-08-29
SE453538B true SE453538B (sv) 1988-02-08

Family

ID=21616888

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8603650A SE453538B (sv) 1985-01-25 1986-08-29 Digitalvoltmeter for metning av en vexelspennings effektivverde

Country Status (7)

Country Link
CH (1) CH669674A5 (hu)
DE (1) DE3590720T1 (hu)
FI (1) FI863493A (hu)
GB (1) GB2180354B (hu)
HU (1) HU195010B (hu)
SE (1) SE453538B (hu)
WO (1) WO1986004425A1 (hu)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106707012B (zh) * 2017-01-19 2023-04-18 深圳市高新投三江电子股份有限公司 交流信号采集电路

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3665305A (en) * 1970-02-24 1972-05-23 United Systems Corp Analog to digital converter with automatic calibration
SE420868B (sv) * 1974-09-18 1981-11-02 Broken Hill Pty Co Ltd Signalbehandlingskrets
DE2615162C2 (de) * 1976-04-07 1979-11-29 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Schaltungsanordnung zur Linearisierung der Ausgangssignale von Meßfühlern
DE3143669C2 (de) * 1981-11-04 1983-09-22 Rohde & Schwarz GmbH & Co KG, 8000 München Schaltung zum Messen des Effektivwertes einer Wechselspannung

Also Published As

Publication number Publication date
GB2180354B (en) 1988-09-28
WO1986004425A1 (en) 1986-07-31
SE8603650L (sv) 1986-08-29
SE8603650D0 (sv) 1986-08-29
CH669674A5 (hu) 1989-03-31
FI863493A0 (fi) 1986-08-28
HU195010B (en) 1988-03-28
DE3590720T1 (hu) 1987-01-29
FI863493A (fi) 1986-08-28
GB8621310D0 (en) 1986-10-15
HUT41134A (en) 1987-03-30
GB2180354A (en) 1987-03-25

Similar Documents

Publication Publication Date Title
EP0505496B1 (en) Analog to digital conversion with noise reduction
DE102012209717B4 (de) Analog-Digital-Wandler
US9634627B2 (en) Amplification circuit and analog/digital conversion circuit
US5867054A (en) Current sensing circuit
DE2708075A1 (de) Verfahren fuer elektronische kilowattstundenzaehler
US4034364A (en) Analog-digital converter
US4031533A (en) Differential floating dual slope converter
SE453538B (sv) Digitalvoltmeter for metning av en vexelspennings effektivverde
JPS5912619A (ja) アナログ・デイジタル変換器の自動補正方法
JPH0639344Y2 (ja) 電流・電圧制限回路
RU2790350C1 (ru) Способ расширения диапазона измеряемых токов преобразователем аналоговых сигналов
JP3690583B2 (ja) 測定装置
SU767844A1 (ru) Аналоговое запоминающее устройство
Funck et al. Improved high-input-impedance mV-amplifiers with gain factors from 10 to 900
JPH063384A (ja) 電子式電力量計
SU143064A1 (ru) Фотокомпенсационный стабилизатор тока или напр жени дл проверки точных приборов
SU1247802A1 (ru) Установка дл поверки аналого-цифровых преобразователей
JP3811906B2 (ja) 温度計測回路
SU1071969A1 (ru) Преобразователь отношени сопротивлений в интервал времени
CN116794463A (zh) 一种绝缘检测装置
JPH0611471Y2 (ja) 直流電圧・電流発生装置
SU1167731A1 (ru) Устройство дл определени моментов времени квантовани сигналов
JPS6117300B2 (hu)
KR930005170Y1 (ko) A/d 변환기 칩 누설전류 보상회로
JPH02181520A (ja) 半導体集積回路装置

Legal Events

Date Code Title Description
NUG Patent has lapsed

Ref document number: 8603650-6

Effective date: 19920806

Format of ref document f/p: F