So you want to control some mains electrical (or lower voltage) item using your phone, perhaps? This single ESP8266 plug-in controls a relay that is built in to the module. An Android app (.apk) ...
This PCB was planed for Sainsmart 4-Channel 5V Relay Module. It is alss possible to measure the current if ACS712 is connected to the prepared header. ACS Generic male header - 3 pins pin spacing ...
This concept isn’t new—in fact, it is the essence of representational state transfer (REST). Instead of converting to a ...
Relay Resources is hosting the 75th Anniversary Celebration in honor of its diamond anniversary, following the organization’s founding in 1951 as the Portland Children’s Center, which became Oregon’s ...
Abstract: High thermal and electrical stress, over a period of time tends to deteriorate the health of power electronic switches. Being a key element in any high-power converter systems, power ...
Abstract: The induced voltage generated by lightning electromagnetic (EM) field often damages photovoltaic (PV) panels. To address this issue, a novel solar-cell string wiring is proposed. By the ...
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