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Laboratory equipment: Dry-coupled probe, ultrasonic pulse generator and receiver, preamplifier, digital storage oscilloscope card, probe tooling, power amplifier, signal generator, oscilloscope, com...[Details]
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Power semiconductors are the core of power control and drive the electrification of modern society. It can be said that everything related to power generation , transmission, transformation, distribu...[Details]
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Measuring 220v leakage is not appropriate because what you want to measure is leakage current. Measuring weak AC current with a multimeter is weak, and it is troublesome to measure it inaccurately. I...[Details]
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With the continuous advancement of 5G, the growth momentum of the industrial Internet has become increasingly clear in recent days. As of yesterday (13th) before the close of trading, Zhongheng Elect...[Details]
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Riding a motorcycle with a malfunctioning turn signal on the road is dangerous to the motorcyclist and other motorists on the road. The function of the turn signal is to tell other motorists on t...[Details]
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T-Platforms, a Russian company that planned to build an Exascale supercomputer with domestic CPUs, declared bankruptcy this week because the company's assets cost less than its debts. T-Platforms is ...[Details]
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The DS3882 is a dual-channel cold cathode fluorescent lamp ( CCFL
) controller for automotive electronics
, providing a brightness ratio of up to 300:1. The chip is used to drive CCFL backlig...[Details]
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AVRPRO programmer is a special programming tool designed for ATMEL's 90 series AVR RISC microcontroller. This product only has software part, no hardware support is required, and only 4 wires are nee...[Details]
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The demands on power supply designers are becoming higher and higher, and they are under tremendous pressure to improve efficiency, reduce costs, and shorten product development cycles. Power supply ...[Details]
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1. Fixed toxic and harmful gas detection alarm: Same as portable gas detector, but different in that it is installed on-site, with 220 V AC power supply, continuous active detection alarm, and mostly...[Details]
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1. Fluorescent screen
The fluorescent screen is the display part of the oscilloscope. There are multiple scale lines in the horizontal and vertical directions on the screen, indicating the relati...[Details]
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Quectel Communications announced a collaboration with Human Horizons (Jiangsu) Technology Co., Ltd., Ningbo Junlian Intelligent Driving Technology Co., Ltd. and Qualcomm Technologies, Inc. to jointly...[Details]
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1. Introduction
In real life and experiments, various power supplies are often used, and the voltage requirements are diverse. How to design a voltage source with stable voltage, high output voltag...[Details]
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Lithium-ion rechargeable batteries are new high-energy batteries developed in the 20th century. Compared with traditional nickel-cadmium batteries and nickel-metal hydride batteries, they have the ...[Details]
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The generation of three-phase SPWM can generally be achieved by comparing a sine wave with a phase difference of 120° with a triangle wave. A three-phase sine table can be composed of three independen...[Details]
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