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.
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.
I Have an old UV purifier, which had its motherboard burnt off, but i jerryrigged a system with basic adaptors and uv chokes to keep it running. It now gives water whenever its turned on. Which made mr lazy and i dont keep my water bottles filled anymore. which resulted in me drinking a lot less...
Hi, I'm pretty new to electronics and trying to get a HV low amperage DC power supply, somewhere in the range of 500-1kV.
I have a basic ZVS set up, hooked up to a transformer and a rectifier. I was hoping to get an arc through the gap to make sure it works. With a 1:100 ratio on the coil it...
Good day internet humans,
I am pretty new to the world of diy electonics, and am in the process of putting together a DIY portable computer monitor built from an lcd panel from an old laptop and a driver circuit board I got off of ebay (https://www.ebay.com/itm/153738236225). My first idea was...
Hello, I would like to build a battery powered arduino gps speedometer.
In this arduino based project I would like to include a few features.
-I would like it to turn on some lights when It detects that the speed is going down (if the speedometer is going at 10km per hour and slowing down I...
does anyone know how to make one? I am sorry if this is in the wrong forum... I wasn't sure if it went here or micro-controllers as I will be using one for this.
I want to be able to start my scooter remotely w/o the key in the ignition OR with the key. Another question I have is "if the...
Hi guys.
Recently I have found an electronic kit at home that I bought on eBay some months ago. I have no idea how to start building it because as far I can remember I have not instructions and also no experience at all.
I have been searching on my email to know where I bought it and I checked...
Hey I'm wanting to try my hand at building a simple portable 1w practice amp and I'm still very much a beginner at reading schematics and even worse at working from them so can someone tell me if I'm going in the right direction please? Pm me if you want.
Schematics
**broken link removed**...
I would like to know how can I stick 2 pieces of plastic using some kind of hardware that produces heat.
I have 3 components: 1 flat copper coil and 2 flat pieces of plastic (I have to decide the material). The question is how is it possible to join the 2 plastics using heat. I know there are...
Hello everybody!
I learn by doing, so the best way for me to learn programming and electronics is to define a goal, then try my bestest to find a way to reach it.
I need somewhere to house my build-blog, and figured you guys might appreciate it, if for nothing else, for shits ´n giggles.. :)...
In this video I build my own diy launchpad from scratch. This project can also be referred to as a 64 button midi controller or Adafruit's untztrument sound board. I used Adafruit's tutorial for the wiring and software, and I used Tinkercad to design a case to print out on my Tronxy 3D printer...
Dear fellow retro computer lovers, I want to show you my latest project that just went live on Kickstarter:
https://www.kickstarter.com/projects/albertgajsak/makerbuino-a-diy-game-console?ref=category_location
MAKERbuino is a retro gaming device you can build yourself. It's purpose is to...
We are a developing a wearable device with BLE technology (BT Smart). We are not able to accurately measure battery life our device. The battery dies faster (about 30 days) than expected/calculated time of over 300 days. We can improve the performance once we have better measurement accuracy...
Hello, I have got my hands on one of my old IPhone 4 devices, an A1349 model. It had been so long since I used it, that when I found it, I was interested in getting it back up and working. However, I forgot the password and after looking online I found that you could factory reset the phone...
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