1. D3ADZ0NE

    How do I build a circuit to dim an AC powered lamp at low light levels

    I have a college group project to build a traffic light using only analog components (no microcontrollers ), my subsection is to design and build the driver unit and a circuit that dims a set of ac lamps by 60% at night. I receive digital signals from a 555 timing circuit. Now, I've managed to...
  2. V

    In-depth resources to create my own dual-axis solar tracker using 1 DC motor and 1 battery/power source

    Hi all, I'm quite new to electronics. I have a very basic understanding of DC circuits, but nothing too extreme, therefore I would like some help on how to create a dual-axis solar tracker using 2 LDRs, run off of a single DC motor, and 1 battery/power source (potentially looking into solar...
  3. B

    Automated watering system

    I was wondering if someone could help and guide me in a little project that I am working on. I am making an automated watering system for my wife. I can't seem to wrap my head around the 'C' script/code. This is what I want to happen. Using an LDR I wish to determine weather it is day or...
  4. J

    Designing a stable and self-regulated halogen light source

    Need Statement (Not a lot of experience with power electronics, apologies). I need to power a low-voltage halogen lamp (OSRAM 64328 HLX, 65W, Nominal voltage 9.8V, 6.6A) with a 230V AC source. Additionally, I need to have the capability to digitally control the powering of this lamp, which I...
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