Linked Questions

95
votes
9answers
88k views

Why does a resistor need to be on the anode of an LED?

Please be kind, I am an electronics nub. This is in reference to getting an LED to emit photons. From what I read (Getting Started in Electronics - Forrest Mims III and Make: Electronics) electrons ...
13
votes
2answers
53k views

how to select capacitor values

I am trying to find information on formulas used to calculate capacitance required for a given circuit. Not a circuit in particular, just in general how to figure out what value should be used. I know ...
12
votes
4answers
33k views

How can I learn electronics at home? [duplicate]

Possible Duplicate: Learning about electronics I am 40. I am an architect by profession. I am very interested in learning electronics. I don't have time to go to college for an electronics ...
10
votes
6answers
25k views

How does one get started with electrical engineering? [closed]

Total beginner here. I know absolutely nothing about anything, but I want to build stuff. Preferably for cheap. Books, kits, anything?
8
votes
3answers
2k views

Short time-scale coulomb counting

There exist many coulomb-counter chips which measure the integrated current going into or out of a battery for purposes of estimating the charge state. Are there any good chips for easy circuits for ...
7
votes
2answers
3k views

Online guide to electronics [closed]

I had the luck to have someone who could explain everything to me, but most starting hobbyists don't have someone like that. Is there a guide available which covers all the basics, like formulas, ...
5
votes
4answers
16k views

Question about the basic differences between a MOSFET and a FET

I'm still new to all this stuff, but I'm slowly trying to understand. I'm getting most of my information from "Getting Started in Electronics" (Forrest Mimm's book) Okay, so MOSFETs allow current to ...
5
votes
8answers
5k views

What good resources are there for a high school student to start learning electronics?

I have a couple years of experience with computers - I can program, and I know computers really well. But I don't understand them. This leads to a broader scope - I don't understand electronics in ...
5
votes
2answers
500 views

Start in Eletronics/Hardware with Eletronic or Arduino Book? [closed]

I've already received several suggestions about what some people read to start my development in relation to hardware / electronics. I already have a good knowledge in languages ​​such as C, C + +, ...
4
votes
3answers
991 views

Entry level books/magazines/software/websites for a beginner

A bit of background: I have a masters in engineering, mostly electronics. That was years ago however, and I've been working in finance since college. I've learned a great deal of programming as a part ...
4
votes
3answers
12k views

How long can a capacitor stay charged?

If I fully charge a 1.5V capacitor from 1.5V battery, how long can it keep the charge? If I connect it to 1.5V bulb would it lose that charge instantly? If yes why? Where would it go?
4
votes
2answers
5k views

What's a good way to start learning how electronics and circuits work? [closed]

I literally already tried getting a degree in Electrical Engineering, and I hated it, and I switched to Computer Science. But here's the thing-- I find circuits and electronics and electrical devices ...
4
votes
5answers
1k views

4 or 5 Time Constants to reach practical potential?

While I'm aware that a component can never "fully" charge or discharge to 100%, one textbook I'm using (Practical Electronics - 6th Edition, Sinclair, Dunton) says that we can assume a component has ...
3
votes
3answers
321 views

EE for Software engineers [closed]

Recently I've started playing a lot with 3D printers, Adrunio, Pandaboards and Kinect's SDK. I'm starting to have more and more passion for this sort of devices and I think it's about to turn into a ...
3
votes
0answers
92 views

What course of study is important for someone wanting to make analog audio equipment? [closed]

I do not have a background in electrical engineering. I do have experience building audio equipment from kits and I can build circuits from schematics diagrams. What I would like to do is to be able ...

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