一、微調電位器是什么
電(dian)位(wei)器(qi)的種類(lei)很多,其中就(jiu)有微(wei)調電(dian)位(wei)器(qi),那(nei)么你知道微(wei)調電(dian)位(wei)器(qi)是(shi)什么嗎?
微調電位器又名半可變電(dian)(dian)位(wei)器(qi)(qi),主要用在不(bu)需要經常調(diao)節的電(dian)(dian)路中(zhong),如彩電(dian)(dian)開關電(dian)(dian)源中(zhong)的電(dian)(dian)壓調(diao)整電(dian)(dian)位(wei)器(qi)(qi)。微調(diao)電(dian)(dian)位(wei)器(qi)(qi)有(you)三個(ge)引(yin)腳(jiao)(中(zhong)間的引(yin)腳(jiao)通(tong)常為(wei)滑動臂),上面通(tong)常有(you)一個(ge)調(diao)整孔(kong),將螺(luo)絲刀插入(ru)調(diao)整孔(kong)并旋轉即可調(diao)整阻值(zhi)。
二、微調電位器的作用是什么
了解了什么是微調電位器后,我們再一起來看看微調電位器的作用是什么。
這(zhe)種電(dian)(dian)位器(qi)(qi)與其他的電(dian)(dian)位器(qi)(qi)有些不同,首先,它的體積非(fei)常(chang)小,非(fei)常(chang)易于儲(chu)存(cun),如果(guo)害怕家里的某個電(dian)(dian)路出現(xian)問題,可以(yi)多儲(chu)存(cun)幾個。
其(qi)次,這種電(dian)(dian)位器(qi)的成本是非常低(di)的,不過(guo)作(zuo)用非常大,所以現(xian)在大部分(fen)電(dian)(dian)源開(kai)關中都會用到微調電(dian)(dian)位器(qi)(半可變電(dian)(dian)位器(qi))。
另外,微調(diao)電(dian)(dian)位(wei)器(qi)的質量是比(bi)較好的,壽(shou)命可(ke)以長(chang)達三四年,而且還可(ke)以自行(xing)進行(xing)調(diao)節(jie)電(dian)(dian)路的各種問題,它(ta)的外形也非常多,可(ke)適(shi)用于任何裝(zhuang)置。例如:機(ji)器(qi)動物、汽車(che)開(kai)關、電(dian)(dian)動機(ji)驅(qu)動件、無線電(dian)(dian)控制設備(bei)、電(dian)(dian)動自行(xing)車(che)等等。