JPS5391783A - Alternating current wattmeter - Google Patents
Alternating current wattmeterInfo
- Publication number
- JPS5391783A JPS5391783A JP613477A JP613477A JPS5391783A JP S5391783 A JPS5391783 A JP S5391783A JP 613477 A JP613477 A JP 613477A JP 613477 A JP613477 A JP 613477A JP S5391783 A JPS5391783 A JP S5391783A
- Authority
- JP
- Japan
- Prior art keywords
- alternating current
- range
- same
- wattmeter
- current wattmeter
- 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
Links
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
Abstract
PURPOSE: To achieve the improvement in indication accuracy and the expansion of measurement input power range by amplifying detection voltages with a d,c, amplifier in a range where the detection characteristics of a diode has square characteristics and correcting the same with an amplifier including a multiplier in a range out of the same.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP613477A JPS6010263B2 (en) | 1977-01-21 | 1977-01-21 | AC wattmeter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP613477A JPS6010263B2 (en) | 1977-01-21 | 1977-01-21 | AC wattmeter |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5391783A true JPS5391783A (en) | 1978-08-11 |
JPS6010263B2 JPS6010263B2 (en) | 1985-03-15 |
Family
ID=11630022
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP613477A Expired JPS6010263B2 (en) | 1977-01-21 | 1977-01-21 | AC wattmeter |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6010263B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60207075A (en) * | 1984-03-31 | 1985-10-18 | Shimadzu Corp | High frequency power display apparatus for icp analytical apparatus |
-
1977
- 1977-01-21 JP JP613477A patent/JPS6010263B2/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60207075A (en) * | 1984-03-31 | 1985-10-18 | Shimadzu Corp | High frequency power display apparatus for icp analytical apparatus |
Also Published As
Publication number | Publication date |
---|---|
JPS6010263B2 (en) | 1985-03-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS525581A (en) | Voltage detector circuit | |
JPS5391783A (en) | Alternating current wattmeter | |
JPS526569A (en) | Digital power measuring unit | |
JPS5444735A (en) | Leak detector with leak indicator | |
JPS5255673A (en) | Power consumption detection system | |
JPS5410648A (en) | Operation monitor circuit for amplifier | |
JPS5331951A (en) | Selection checking circuit | |
JPS5658666A (en) | Avometer having impedance range | |
JPS5437448A (en) | Overload detecting circuit of power amplifier | |
JPS5333691A (en) | Measurement of alternating current corrosion | |
JPS5385449A (en) | Zero point detecting system | |
JPS51146272A (en) | Measuring device for current, power-factor and power etc. | |
JPS52130675A (en) | Measuring apparatus for carrier wave signal power | |
JPS5439667A (en) | Current measuring circuit | |
JPS5432369A (en) | Watthour meter | |
JPS53115159A (en) | Multiplying equipment using hall device | |
JPS55131718A (en) | Measuring device | |
JPS5418783A (en) | Level display device | |
JPS5631656A (en) | S/n instrument and s/n measuring method | |
JPS53131883A (en) | Weight measuring apparatus | |
JPS524276A (en) | Two-signal distortion measuring circuit | |
JPS53131882A (en) | Weight measuring apparatus | |
JPS5279977A (en) | Load detector | |
JPS5394982A (en) | Output display device | |
JPS5421177A (en) | Measuring unit for characters |