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EDN

Control a Relay with Arduino – Tutorial #5

In this quick Arduino tutorial I will explain how you can control a relay using the Arduino Board, one 1K and one 10K resistors, 1 BC547 transistor, one 6V or 12V relay, one 1N4007 diode and a 12V fan ...
note

Arduinoとリレー

Arduinoとリレーを組み合わせて使用することで、Arduinoのデジタル出力を使って高電圧や大電流を扱う機器をコントロールできます。リレーは基本的に電気的に操作されるスイッチで、小さな電流で大きな負荷をオン・オフすることができます。これは特に ...
GitHub

LoRa-IoT-Project-with-Arduino-ESP8266-control-Relay

In this Lora IoT project tutorial, I have shown how to make the LoRa Arduino ESP8266 control relay from the Blynk IoT platform with real-time feedback. Explained this ESP8266 Arduino Lora IoT-based ...
Engadget

Elaborate Arduino tutorial explains the nuts and bolts of communicating over GSM

If you're looking to make yourself somewhat more productive on this lazy weekend, and you've got an Arduino or two collecting dust, we've got just the thing to add line after line to your dwindling to ...