Hobby Electronics Basics

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Don't toss your dead cell phone

My Sony Ericsson Z520 developed a white display today. I thought it might have an issue with metal chips since I work i...
1 comments posted 17yrs
posted by clutch
1 comments posted 17yrs posted by clutch

Protecting my arduino against high voltage spikes?

Newbie, I'm afraid, though I'm not doing badly so far. I've built a digital speedo with an arduino and some LED display...
3 comments posted 17yrs
posted by hathowiemdotnet
3 comments posted 17yrs posted by hathowiemdotnet

Voltage conversion

Hi People, I'm an Aussie going to Korea to live for a year or two. I'm bringing some appliances with me. The Australian...
5 comments posted 17yrs
posted by anonemail1
5 comments posted 17yrs posted by anonemail1

60 cycle hum in a 8 mm projector

Guy at work that is into old movies on film asked me about hum in a movie projector and how to cure it. I'm assuming th...
3 comments posted 17yrs
posted by clutch
3 comments posted 17yrs posted by clutch

Potting compounds

What's the cement called that's used to pot wirewound resistors and heating elements into ceramic housings? Can you buy...
0 comments posted 17yrs
posted by clint
0 comments posted 17yrs posted by clint

Special Deals Possible With Slotted Freeways

You are retired and own a diesel-electric RV. According to the weather channel there will be a big front coming through...
18 comments posted 17yrs
posted by BretCahill
18 comments posted 17yrs posted by BretCahill

IR LEDs

Lets say I have a bunch of unlabeled Infrared LED transmitters. How would I go about determining their properites? What...
2 comments posted 17yrs
posted by uriahsky
2 comments posted 17yrs posted by uriahsky

IR LED testing

I am testing some infrared LED transmitters and receivers and am not sure about a few things. Are all IR LED Transmitte...
1 comments posted 17yrs
posted by uriahsky
1 comments posted 17yrs posted by uriahsky

electronic project

i am a 2nd year ece student and i want to do an mini project. please suggest me some titles..
1 comments posted 17yrs
posted by ksb2992
1 comments posted 17yrs posted by ksb2992

Counter not decrementing to exact value to 0x00000

Hi all, I am using Decade counter of 16 - bit, and the value decades from 0x3FFFF to 0x00000 After calculating the numb...
3 comments posted 17yrs
posted by sreenivas.jyothi
3 comments posted 17yrs posted by sreenivas.jyothi

AC motor wiring and capacitor use

Hello, I'm totally a newbie to this but I'd like to get my problem fixed. I have a chilling system made back in the '90...
5 comments posted 17yrs
posted by trancemissionxxi
5 comments posted 17yrs posted by trancemissionxxi

op amp specs question

Hello, I need an op amp that can handle a 800mA current surge at it's output for a few mS.... it will be operating as a...
12 comments posted 17yrs
posted by panfilero
12 comments posted 17yrs posted by panfilero

Counter verifiaction with requirements

Hi all i am presently doing verification and validation of my module, and i have these requirements for writing the tes...
0 comments posted 17yrs
posted by sreenivas.jyothi
0 comments posted 17yrs posted by sreenivas.jyothi

New series of Acer GPS navigators

New series of Acer GPS navigators http://www.techietraits.co.cc/2009/04/new-series-of-acer-gps-navigators.html
0 comments posted 17yrs
posted by jenneylist
0 comments posted 17yrs posted by jenneylist