#powertestingUnmoderated tagAll postsExplore CommunitiesTrending CommunitiesNewcomers' CommunitySteemit FeedbackSteemitCryptoAcademyআমার বাংলা ব্লগSteem AllianceKorea • 한국 • KR • KOSteem POD TeamBeauty of CreativitySTEEM CN/中文AVLE 일상Tron Fan ClubComunidad Latina#powertestingTrendingHotNewPayoutsMutedteardownit (31)in #powertesting • 3 years agoPower control unit for testingScheme Element functions: J1 - AC grid input J2 - oscilloscope connection, current monitoring J3 -…