51 Research and Design, Electronic Engineers website - Embedded Systems, MCU, DSP, EDA, Test and Measurement, Components, Communications, Power, Microelectronics, Semiconductors

Wednesday, December 31st, 2008 at 02:45 | No comments

Categories: Power Supply

Tags: Electrical energy

Short Content:     Abstract: Introduced the high accuracy electrical energy measurement chip ATT7022 major function, the performance comparison, the internal structure, the connection way and the dial gauge method and so on, simultaneously should serve as the brief elaboration to ATT7022 in the electrical energy power distribution monitor terminal.     Key word: SPI the main line ATT7022 electrical energy measures the W77E58 power distribution monitor terminal 1 outline ATT7022 is a section of high accuracy three-phase electrical energy measurement chip which the ...

Monday, October 6th, 2008 at 02:28 | No comments

Categories: Power Supply

Tags: Electrical energy

Short Content:    Abstract: Introduced the electrical energy quality analyzer F43B technical parameter and the practical application example in detail.     Key word: Electrical energy quality; Examination; Analysis Introduction The power supply electrical energy quality is the electric power industry important target, it involves sends, for, uses various aspects investor, operator's rights and interests. The fine electrical energy quality to guaranteed that the electrical network and user community's electrical equipment and each kind of domestic electric appliances' security economy movement, the national ...