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    2.5 Simulated pedal speed control design     The controller collects the user's pedal signal by providing a 5 V voltage to the adjustable resistor, which will output different voltages at diffe...[Details]

As we all know, the transmission capacity of a network depends on factors such as switches, routers, and the wiring quality of copper and optical cables at the physical layer. The massive data throug...[Details]

At present, the rapid development of digital home appliance technology has made the corresponding electronic circuit speed increasingly faster, and the requirement...[Details]

As shown in the figure below, the current range of the digital multimeter is divided into two ranges: AC and DC. When measuring the current, the needle of the digital multimeter must be moved to the ...[Details]

Campus radio, as the name implies, is a broadcasting system on campus, which originated from cable radio. However, in recent years, due to the widespread application of computer technology, people hav...[Details]

A customer recently felt that his LED desk lamp was too flashy. So I took it apart and saw the control panel inside: If you disable the dual-color dimming function and only adjust the brightness...[Details]

The U.S. Department of Energy's National Renewable Energy Laboratory (NREL) and solar company Amonix have jointly developed a solar concentrating system with an energy efficiency of up to 31%. ...[Details]

During trial production, adjust R (200 ohms) so that the collector current of T2 is 30-40 mA. The yellow, green and red lights use 6.3V specifications, and the red and green lights are changed to 2....[Details]

In order to improve the stability and energy density of power batteries, many companies have begun to develop solid-state batteries. Solid-state batteries use solid electrolytes and have relatively h...[Details]

Recently, the new iron-lithium battery technology released by GAC Group has attracted widespread attention in the industry. The technology is named as a breakthrough composite battery technology - a ...[Details]

On the afternoon of June 9, the main forum of the 2023 World Power Battery Conference was held at the Yibin International Convention and Exhibition Center. The "High-Quality Development Report of Chi...[Details]

When measuring voltage with a multimeter, there are eight things to note. Know the internal resistance of the meter and be sure to have someone supervise it. The circuit meters under test are connect...[Details]

Organic light emitting diode displays ( OLEDs ) are an emerging technology that is poised to revolutionize the display industry. Using organic materials that emit light when an e...[Details]

Israeli scholar Oded Eran recently wrote in the Jerusalem Post that the United States' competitive strategy in the Indo-Pacific region may have an adverse impact on China-Israel economic cooperation....[Details]

Polymer lithium battery is a type of lithium-ion battery, but compared with liquid lithium battery (Li-ion), it has many obvious advantages such as high energy density, smaller size, ultra-thinness...[Details]