Now as you see in the circuit diagram, we made a voltage divider circuit using LDR and 1 mega ohm resistor. The working of this circuit is just opposite to the NPN transistor switching. When there is ...

In NO mode, the circuit is always broken unless you send a HIGH signal to the relay through Arduino. NC mode works the other way around, The circuit is always complete unless you switch on the relay ...

In this remote controlled switch circuit we are using TV remote to ON/OFF the AC light by pressing any button of remote, and using the TSOP1738 at receiver end. Receiver circuit is connected to AC ...

DIY 12V Automatic Anchor Light Circuit Using NE555 Timer and LDR. By T.K. Hareendran. June 23, 2025. Telegram. Facebook. Linkedin. WhatsApp. Email. ... For example, when you are anchored (or tied to a ...

Tower Light Alarm Circuit Jan 24, 2003 12:00 PM, By Grady Moates Accurate tower light monitoring is a serious matter, and great care can be taken to install a thorough and automatic monitoring system.

Posted in LED Hacks, News, Reverse Engineering, Teardown Tagged circuit, led, light, reverse engineering, self-latching Post navigation ← Let It Snow With A Sub $100 Snowmaking Machine.