PM1-03-601-2

This is a simple audio preamplifier circuit using a single transistor 2N3904. This simple circuit provides good gain for weak audio signals such as electret microphones. Using it in fron...[Details]

      Apple has formed a dedicated communications research team to work on new ways to beam data, such as internet connections, directly from satellites to user devices, Bloomberg's Mark Gurman repor...[Details]

Photovoltaic power generation can provide sustainable energy for human beings and protect the environment on which they depend for survival, but its low power generation efficiency and relativ...[Details]

Nut finder uses Nordic SoC for Bluetooth low energy positioning via Apple Find My app Nutale Air Tag-F11X anti-lost device uses nRF52832 SoC to help users locate valuables an...[Details]

Recently, Tang Yongbing (corresponding author), a researcher at the Functional Thin Film Materials Research Center of the Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, and h...[Details]

One of the differences between artificial intelligence software and traditional software is that conventional testing and troubleshooting are not applicable to them, because the software will constan...[Details]

Synaptics is a leader in capacitive touch products and applications, and has technical cooperation with internationally renowned ITO manufacturers to tailor-make capacitive touch screens of various...[Details]

An oscilloscope is an electronic measuring instrument that uses the characteristics of an electronic oscilloscope tube to convert alternating electrical signals that cannot be directly observed by th...[Details]

As China continues to increase its support for chips, from manufacturing to design, and then to EDA tools, solving the "bottleneck" problem has become an increasingly hot topic in the semiconductor i...[Details]

This article describes how to measure the quality of transistors. The following will introduce how to measure the quality of transistors: (1) Check the two PN junctions of the transistor. Let's ...[Details]

In order to meet the needs of digital logic and analog circuit experiments, this experimental box is equipped with 4 DC regulated power supplies: two fixed voltage output ±5V power supplies; the ...[Details]

Honor President Zhao Ming announced at a new product category media communication meeting that Honor has launched a new brand, Smart Screen. In recent years, there have been constant rumors that Huaw...[Details]

In PLC systems, common analog input signals are +/-10V and 0-20mA, and DCS has put forward additional requirements for the 50/60Hz power frequency rejection ratio. Usually, analog switches, operati...[Details]

In the application of oscilloscopes, except for some RF or high-speed digital applications where cables are used for direct measurement, many debugging tasks on boards are completed with the help of ...[Details]

Principle of DC-AC Inverter The inverter introduced here (see figure) is mainly composed of MOS field effect tubes and ordinary power transformers. Its output power depends on the power of MOS field...[Details]