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2620-03
How to buy resistor? Resistors are the most widely used components in electronic circuits. They are usually divided into different series according to power and resistance values and selected by the designers of power sup...
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2620-03
电阻是什么？ 电阻器通常称为电阻，是一种最常见、广泛应用的电子元器件之一.。 了解电阻的制造工艺特点对我们学习、理解电阻的主要参数，正确选择、使用电阻有重要的帮助作用。 电阻器是用电阻率较大的材料制成，它在电路中起着稳...
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2620-03
贴片功率电感器的那些事 一，贴片功率电感的定义： 贴片功率电感是导线内通过交流电流时，在导线的内部及其周围产生交变磁通，电感中通过直流电流时，其周围只呈现固定的磁力线。 不随时间而变化，当在线圈中通过交流电流时，其周围将呈现出...
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2620-03
电阻与阻抗之概念的不同 谈到线材的阻抗对声音信号的干扰，许多人觉得不可思议。因为我们用欧姆表测量线材的电阻时，线材的电阻往往在欧姆级甚至毫欧姆级，电流流过这么小的电阻时怎么会产生这么大的变化呢?或者确切地说电压降低了。要搞清这...
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2421-02
Fixed and Adjustable High Power Wave-Shaped and Coiled Resistors! Wire-wound resistors are made by winding nickel-chromium or manganin or constantan wire on a ceramic tube, and they come in fixed and adjustable types. The feature of wire-wound resistors is that thei...
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Congratulations to Zhengyang xing load resist...
Congratulations to Zhengyang xing load resistance box is recognized by the headquarters of UL company in the United States! 【更多详情】
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