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  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

dc power

  1. T

    Power supply for our Jacob's Ladder project.

    Can anyone recommend a power supply that would be correct to use with our Jacob's Ladder project. here is a link to the Jacob's ladder Kit that we are using. Thank you for your time and knowledge in advance. **broken link removed**
  2. Clarkdale44

    A question about ESC (electronic speed control)

    Hello I am basically new to all this... ESC stuff.. Thing is i have couple of old hdd's and dvd drive's motors lying around. I need to drive these motors for DIY projects. So i researched a bit on them and found out that i need some sort of ESC to drive these BLDC motors and Servo controller...
  3. D

    Low voltage, low temp DC heating element

    Hi all, I put together a few basic circuits back in college, but don't really remember much. I'm trying to figure out how to make a heating element that can be powered by a battery and used to wrap around a container and keep it just a few degrees above freezing. I'll probably add in...
  4. P

    Need help in controlling Voltage and Current

    I am trying to control voltage range from 1.5 to 34 using LM338 voltage regulator with 1000u capacitor at the input 430u capacitor at the output with potentiometer @ the adjustment terminal. I have 37v and around 5 Amps current at the Vout but when i try to reduce the voltage using...

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