Relays—the electromechanical kind, not the kind of race that requires a team—have been around a long time: since the early 1800s and possibly before. In the world of technology, that is forever ago.

Comment errors or corrections found for this circuit and get the chance to win big! You can find our comments section at the end of this page. SSR stands for Solid State Relay. SSRs are not very ...

IoT デバイス No.1 ブランド SwitchBot が 2024 年 9 月上旬にドイツ・ベルリン開催家電見本市「IFA 2024」にて発表し、2024 年 12 月より米国で発売した待望の新製品「SwitchBot リレースイッチ」シリーズ。 「SwitchBot リレースイッチ」には、電流状態をモニタリング ...

Relays usually are driven using optocouplers, which offer isolation between analog and digital grounds to ensure that switching currents in the relay coils do not affect the noise margin of the ...

This AC power switch circuit senses the presence of AC current in one outlet of a multi-outlet power strip and switches power to the remaining outlet(s). It utilizes a current transformer, single ...

This is a simple clap switch circuit with high sensitivity. The only unusual component is the single coil latching relay. While there are numerous means of generating the latching function, the ...

Relays play a crucial role in electrical protection, serving as intelligent switching devices that detect faults and initiate necessary actions to safeguard electrical systems. Acting as the first ...

※ 後日、AC100Vでも駆動してみました。 玄関や居間や寝室の壁面スイッチに直付けしても、（個人の3Dプリンタ作品をはじめ）サードパーティー製のマウンター等を利用して取り付けても、見た目はいまひとつでした。忘れた頃に電池（CR2×1 ...

年初に SwitchBot Relay Switch 1（Power Measurement 機能なし・DC12Vで駆動可能）（パーブル・紫色のリレースイッチ1）が届いた後、SwitchBot Relay Switch 1PM（Power Measurement 機能あり・DC12V駆動は不可）（接続した負荷の電力消費量を測定可能なオレンジ ...