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At present, the discussion about low noise amplifiers often focuses on RF/wireless applications, but in actual applications, noise also has a great impact on low-frequency analog products (such as da...[Details]
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CPLD is a complex PLD, specifically referring to those programmable logic devices with an integration scale of more than 1,000 gates. It consists of an AND array, an OR array, an input buffer circu...[Details]
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On July 9, in the Internet Department Office of State Grid Ningxia Electric Power Co., Ltd., department staff discussed and improved the suggestions put forward by more than 200 experts and scholar...[Details]
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As a beginner in PIC, I wrote a timed marquee program to provide information for novices to learn PIC. Detailed code and comments are given in the article. By comparing with the manual, novices can f...[Details]
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Copy the controls and functions to
D:Program FilesNational InstrumentsLabVIEW 8.6user.lib\_express
In the catalog
Restarting LabVIEW can add controls and vi to the user library for easy use
...[Details]
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Figure 5.4-15 is a logarithmic operation circuit with temperature compensation and offset, with an input voltage of 10MV~10V and a dynamic range of 60DB. V1 and V2 should use a pair of tubes with ...[Details]
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We know that the degree of error is called precision. The higher the precision, the smaller the measurement error. The lower the precision, the larger the measurement error. Usually, precision is div...[Details]
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A light-emitting diode (LED) is a light-emitting device that directly injects current. It is the result of photons emitted when excited electrons inside a semiconductor crystal return from a high e...[Details]
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Keithley's KEITHLEY source meter integrates various test hardware in a unified automatic feature analysis suite, with comprehensive and unique measurement capabilities: Keithley's powerful 4200-SCS...[Details]
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GAC Group and SAIC Group signed a strategic cooperation framework agreement, creating a new situation for the cooperative development of the domestic automobile industry. Witnessed by Zeng Qinghong, ...[Details]
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Combination of tunnel diodes and transistors
Domestic tunnel diodes are all made of germanium, with a peak voltage of about 0.25 volts. If this germanium tunnel diode is to be used in parallel wit...[Details]
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From June 27 to July 3, 2022, the Jiangsu Higher Vocational Colleges Electronic Product Design and Production Comprehensive Skills Teacher Professional Competition Coach Training Project Meeting was ...[Details]
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1. Measurement techniques (if no explanation is given, the pointer meter is used):
1. Measure speakers, headphones, and dynamic microphones: Use the R×1Ω range, connect one probe to one end, and ...[Details]
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Recently, Qi Chengyuan, deputy director of the National Energy Administration, stated at a regular policy briefing held by the State Council Information Office that my country will complete a new r...[Details]
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1. Cross tool chain:
Cross tool chain actually has two meanings. One is cross tool. The so-called cross tool means that the running environment and the compiling environment are not integrated...[Details]