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.
Hello I am new to electronics. This is the circuit. https://www.engineersgarage.com/tutorial-7-dc-motor-speed-control-using-attiny85/
And this is the second one:
In my opinion the second image is way more simpler, and doesn't require programming the microcontroller, also so less compontents...
Hi... I'm need to put a wireless charging receiver into a old device... the problem is that the device is made complete of metal, and as far as i know wireless charging doesn't work through metal. I don't have knowledge of wireless charging so if exist a typed of [Wireless charging board/Module]...
I started the basics of PCB and doing schematics around 6 weeks ago in my Computer Engineering Drafting and Design class. We used EasyEDA online tool to create the SCH and PCB for our assignments/activities. Our project now is to combine the circuits that we have made before into one system so...
Hello there Friends,
We are currently seeing some issues with a LED driver circuit. I am not sure about root cause because there are too many variables. During operation the LEDs are being dimmed or not light at all (After 2-3 months in operation ). Attached is the portion of the driver circuit...
I am trying to generate a 27MHz carrier signal to transmit it through a loop antenna, I referred many circuits couldn't able to find the one I need. can anyone guide me on generating it using a few simple transistors or using an oscillator chip with a 3v cell battery? The thing is my design is...
Hello,
My name is Daniela, I'm student and I need help to anyone who can help me :D
Project goal: Control the temperature inside a closed chamber
I need help to connect the all components and I don't know how because I'm new in this .
I don't know how to amplify and to maintain the current...
I am just a hobbyist recently I build a basic model which resembles something like this circuit to stop water overflowing problem & it seem to solve the problem but i need to cut the power when i hear the buzzer as it keeps on buzzing until the water level doesn't goes down. How should i solve...
Hi there i am in the search of complete circuit diagram and PCB design of electric zapper for rodent control
I hope you someone is here to help me out
Regards
Haroon
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