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is this a joke or will it work? 12vdc to 120vac said to be scalable to 1000Kw...
submitted by TheSov [link] [29 comments]
View ArticleI finally finished my high school electronics project!
I designed a high power LED controller to light the stage at my high school. It uses 6 * 25W LED to produce 11000 lumens. It is controlled by a computer. Video demonstrating RGB color mixing:...
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Is this 8A fuse shorted? It's like a dark grey color, almost looks painted...
submitted by a600hzhum [link] [4 comments]
View ArticleAs a kid, I would make small radios with a coil and crystal diode. Is this...
I'd assume not. Are there still regular radio signals that I could pick up? I used to love it. tight coil around graphite rod. Didn't even need a battery. submitted by AmandaHuggenkiss [link] [13...
View ArticleBuilding a Local Oscillator
So I'm trying to build a superheterodyne receiver from scratch without using any ICs and the like. Since most of the parts of a superhet are filters, it seems mostly doable. The two parts I haven't...
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Anyone have experience making a homemade controller for an LPD6803 RGB LED...
The LPD6803s seem to have dropped in price with a few newer chips that have come out to drive these. I have a few projects I'd like to use some of theses on, but the programmers that usually come with...
View ArticlePractical beginner material
Hi. I am programmer and would love to learn about electronics. The problem with most guides I find is that there is 10+ chapters before you do any practical stuff. I got into programming mainly be...
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Dirt Devil BD10045RED AccuCharge 15.6 Volt Hand Vac
submitted by tunguz [link] [comment]
View Articlesingle phase power question!!!!
so currently at work I am having a possible phase issue, I was wondering if on a single phase system, that normally requires c phase, if it were to be receiving b or a phase, would that cause any...
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Just bought this PSU of ebay, can anyone tell me what this connector is called?
submitted by rambothecat [link] [3 comments]
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Rotoscope project
Hey r/electronics, I have an 8 volt dc motor from a turntable that I want to use for a rotoscope I'm building. I went and bought a D battery holster and connected it to my motor but it's really slow....
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Remove your Arduino’s external oscillator to gain a free pair of IO pins -...
submitted by juliemarie [link] [2 comments]
View ArticleHow can a capacitor hold different voltages?
I'm learning about circuits and I've reached a conceptual stumbling block. Here's what I've been told about capacitors: They're like batteries in that they store energy. Their capacitance is measured...
View ArticleTotal beginner - can somebody help me with my first simple circuit design?
Hi, I've designed a simple circuit using the Android app EveryCircuit. It's for a door alarm that sounds when it's open. At the moment, I'm just using an LED to signal that the door (switch in this...
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