General Electronics

Flasher for dog collar

Hi- I need to build some sort of a flasher to put on my dog's collar- she's the same color as the carpet and keeps gett...

8 comments posted 20yrs

posted by greysky

8 comments posted 20yrs posted by greysky

High temperature superconductors and radiation screening effect?

Hi all. I was reading the latest article about the latest research on magnesium diboride with the possibility of using...

1 comments posted 20yrs

posted by testing_h

1 comments posted 20yrs posted by testing_h

Photocopier adjustment presets

At some time in the next year, machine specific toner for this machine, Toshiba BD5120 will no longer be available. Con...

3 comments posted 20yrs

posted by diverse8

3 comments posted 20yrs posted by diverse8

scsi bus ringing/signal shape change

Hello, Electronics newbie with a question. I have a DAQ card which is communicating with 8 perif boards over a SCSI bus...

5 comments posted 20yrs

posted by kevin.pavin

5 comments posted 20yrs posted by kevin.pavin

Circuit City Special Offer!

Hurry! Get more information about an exciting offer from Circuit City. Just call 212-560-4363 and mention program code 6...

1 comments posted 20yrs

posted by data2gethr

1 comments posted 20yrs posted by data2gethr

parts lists

I know there are websites that archive manuals for many different devices. What I'm wondering is whether there are simi...

2 comments posted 20yrs

posted by ara

2 comments posted 20yrs posted by ara

Cordless, cool touch soldering tool

Cold Heat Soldering Iron $19.99 plus s&H http://xy7b.com/z/23560/CD2024/&dp=3D0&l=3D0&p=3D0****************************...

3 comments posted 20yrs

posted by caelum_dalnet

3 comments posted 20yrs posted by caelum_dalnet

Making an ink-level sensor for an inkjet printer

After refilling one of the Canon inkjets with the newer chipped carts (ip4200, etc), one loses the ability to monitor t...

19 comments posted 20yrs

posted by wmth2581

19 comments posted 20yrs posted by wmth2581

Oxygen Sensor for science fair project

I'm looking for an oxygen sensor for my grandson's science fair project. The sensor would have to work at room temperatu...

3 comments posted 20yrs

posted by dwighthe

3 comments posted 20yrs posted by dwighthe

Want Distance Education Course on Digital Systems(College Level)

Hi, I want to study what is generally a module in a Computer Eng. Course - usually called "Digital Systems". I was enro...

0 comments posted 20yrs

posted by atlantida.cine

0 comments posted 20yrs posted by atlantida.cine

555 timer based flasher "noise" problem

I built a simple 555 based flasher to operate in an antique car (6 volt, positive ground) for a turn signal system set...

6 comments posted 20yrs

posted by vordedaddy

6 comments posted 20yrs posted by vordedaddy

'Long distance' IR remote control learning.

That is going across continents. To transfer the pulse coding of a remote control at one site to another learnable type...

11 comments posted 20yrs

posted by diverse8

11 comments posted 20yrs posted by diverse8

I bought the Remocon unit, but the instruction (to me) are incomprehensible. If anybody knows how to use this, I'd appreciate a step-by-step guide on how to dup my garage door clicker. Thanks in advance.

I bought the Remocon unit, but the instruction (to me) are incomprehensible. If anybody knows how to use this, I'd appr...

1 comments posted 20yrs

posted by tunesandballoons

1 comments posted 20yrs posted by tunesandballoons

Simple electronics question: AC -> DC

I have an electric "strip heater" that I use to prevent pipes from freezing. I want to use it in my cottage one or two...

8 comments posted 20yrs

posted by spikchik69

8 comments posted 20yrs posted by spikchik69

Broadcast Media Technology course

Please excuse this little bit of self-promotion, but I am a lecturer at a specialist UK higher education institution wh...

2 comments posted 20yrs

posted by bob

2 comments posted 20yrs posted by bob