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8508型数字多用表测量交直流电压表测量结果不确定度分析评论推荐-8508 Digital Multimeter measuring AC and DC Voltage Meter Measurement Uncertainty Analysis Comments Recommend
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An AC voltage of the indirect measurement method and should be一种交流电压的间接测量方法及其应-An AC voltage of the indirect measurement method and should be
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硬件电路调试及分析技术,其中包括对万用表、示波器的使用,还介绍了对半导体等器件的检测及对分贝、交流电压 电流的测量方法等-Hardware circuit debugging and analysis techniques, including multimeters, oscilloscopes use, also describes the testing of semiconductor devices and for dB, AC voltage and current measurem
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基于P89LV51单片机的交流电压测量语音播报设计-Based P89LV51 SCM voice broadcast design AC voltage measurement
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本报告介绍了基于AT89S52单片机为核心的、以AD0809数模转换芯片采样、以1602液晶屏显示的具有电压测量功能的具有一定精度的数字电压表。在实现基础功能要求之上扩展了串口通讯、时钟功能、高压报警、短路测试、电阻测量、交流电压峰峰值和周期测试等功能,使系统达到了良好的设计效果和要求。-
This report describes on AT89S52 microcontroller as the core, to AD0809 DAC chip sampling, digital vol
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