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.
Hi All,
Warning I have Aspergers and ramble on so plz accept my apologies)
I need help identifying a component so I can source a replacement to fix an audio crossover.
I have a set of JAMO Cornet 175 speakers and they sound Beautiful that was until transport damaged the internal crossover...
Hello, let me start off by saying that i am Completely green when it comes to chips and hardware and PCB's ect, but im slowly learning. That being said, i have a little delima and im seeking advice. I have a Zosi wireless security camera NVR whos u.fl connectors for the antenna broke off, i...
Dear all
I've 24V baterry want to step down to 12 V for my car audio system. I've try to using LM7812 connected to 6 TIP3055 (in paralel) by add 0.47 ohm at their emittor. This circuit working but i've got overheat in the TIP3055 (even after adding alumunium and fan cooler). It's happened when...
Hello! 'Name's Forrest! Or Ginger, whatever you prefer.
So, I'm pretty new at electronics repair, I've replaced a couple of laptop modules and put new belts on all of my cassette players, but I'm just now, for the first time, trying to soldier a component on a PCB (ironically I broke it trying...
Hello. I am an electronics beginner. I would like to understand a circuit that is in a book from the 1980s entitled "Computer Controlled Robots", published by Usborne. May I ask here?
1. The book does not specify the exact model of relay to be used, merely that it should be within certain...
First off I'm totally new to the electrical scene and only know what I've learned online and hands on. Which can be a bad thing if your listening to the wrong person. So here it is :
My Problem : I am using an 18 volt dc lithium drill battery to power led lights and a car horn on a project. The...
Hi everybody,
I am not only new here but have little to no clue about electrics/electronics, but a question, where I am hoping to get some ideas/answers.
I have purchased a winch enabling me to pull our boat on a trailer in and out of the water on a ramp. The winch requires 12V and I would like...
I'm new to electronics and I wanna make a circuit that will start continues connection to another circuit on pulse.
In long,
If the current circuit gets a pulse, an led (suppose) will glow and will not turn off until the battery is disconnected. I'm planning to make a laser-ldr alarm and don't...
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