тестер светодиодной подсветки жк телевизора своими руками Tester LED backlit LCD with your hands

Мой второй канал https://www.youtube.com/channel/UC1H9ttkhcPt3B93NF4N5HTQ вольтметр https://ru.aliexpress.com/item/High-Quality-0-56-Inch-LCD-Red-Blue-Green-Light-DC-0-100V-Panel-Meter-DC/32813348468.html?spm=a2g0v.search0104.3.14.DagMHZ&ws_ab_test=searchweb0_0,searchweb201602_2_10152_10065_5000015_10151_10344_10068_10345_10342_10343_51102_10340_10341_10543_5130015_10609_10541_10084_10083_10307_10301_10611_10610_5690015_5870020_5080015_10312_10059_10313_10314_10534_100031_10604_10603_10103_10607_10606_10605_10594_5060015_10142_10107_10125,searchweb201603_33,ppcSwitch_0&algo_expid=341fcac9-75ea-4347-932b-0b1456ff6f17-2&algo_pvid=341fcac9-75ea-4347-932b-0b1456ff6f17&transAbTest=ae803_4&rmStoreLevelAB=5