General Electronics

Counting the number of banknotes in a stack using the optical technology

Hi People. I am looking at a particular application. I want to build a currency counter. The device will be based on op...

1 comments posted 19yrs

posted by megastardom

1 comments posted 19yrs posted by megastardom

how to interface hp4194A with PC

how to interface hp4194A with PC so as to collect the datas.

2 comments posted 19yrs

posted by krishmaniac

2 comments posted 19yrs posted by krishmaniac

Best universal Remote to buy

I am thinking about buying the X10 iconRemote. Does anyone have any experience with it? www.x10iconremote.com

2 comments posted 19yrs

posted by illuminati939

2 comments posted 19yrs posted by illuminati939

Replace fan on Compaq Presario 3000 - model 3045US

Someone has offered to send me his old Compaq Presario 3000 - model 3045US laptop. The main obstacle to doing so is tha...

0 comments posted 19yrs

posted by ara

0 comments posted 19yrs posted by ara

help with simple interface circuit

I have the following scenario. I have to do an automated blinds installation. The control circuit for the blinds consis...

2 comments posted 19yrs

posted by johanwagener

2 comments posted 19yrs posted by johanwagener

SolderSmoke -- A Podcast for You

SolderSmoke! A SHOW FOR ELECTRONICS HOMEBREWERS! http://www.soldersmoke.com Listen at: http://www.soldersmoke.com Solde...

0 comments posted 19yrs

posted by bill.meara

0 comments posted 19yrs posted by bill.meara

looking for manual for Bugtrap 8000

Does anyone know where an online copy of the manual for a Bugtrap Dynamic Ram Tester Model 8000 is? If anyone has this...

0 comments posted 19yrs

posted by joemagiera

0 comments posted 19yrs posted by joemagiera

WANTED TO BUY-"RCA Sound" large cassette player-stereo model

If anyone has an RCA SOUND large cassette cartridge player, from 1950-60's era, I'm interested in buying one- stereo ou...

3 comments posted 19yrs

posted by dutyhonorcountry2

3 comments posted 19yrs posted by dutyhonorcountry2

Re: Redone FAQ, comments please (was Re: 7 seg LED display pin-out)

> >>Once again, for the clueless, read Mark Zenier's guide to the >>sci.electronics.* hierarchy, >> ftp://ftp.eskimo.co...

0 comments posted 19yrs

posted by jasen

0 comments posted 19yrs posted by jasen

led display

would like to make multilanguage LED wall to display multicolor logo, slides,news etc., anybody having idea get in touch

0 comments posted 19yrs

posted by jaydeep21

0 comments posted 19yrs posted by jaydeep21

Old Databooks worth anything?

Going through my garage, I found a stash of old data books from the 80's and 90's: Burr Brown, TI, National, and others...

12 comments posted 19yrs

posted by greysky

12 comments posted 19yrs posted by greysky

DCF Time - Frankfurt/Rugby

Recently I bought a "radio controlled" clock, only to find when I got it home that it picks up the Frankfurt transmitte...

10 comments posted 19yrs

posted by dai.ode

10 comments posted 19yrs posted by dai.ode

Help with SpeakEZ VCR (for the handicapped)

My elderly neighbor has a SpeakEZ VCR and has not used it for some time. He can't find the users manual. Can anyone tell...

2 comments posted 19yrs

posted by wolf_tracks

2 comments posted 19yrs posted by wolf_tracks

Proper safety precautions for permanent transformer-radio combo?

I have installed a car stereo in my house (don't ask why, its complicated) using a transformer. The transformer is a ba...

0 comments posted 19yrs

posted by hanish123

0 comments posted 19yrs posted by hanish123

High Voltage OP AMP needed

Hi, Im looking for an OPAMP which can deliver +/- 60 V (120 V nom) or more in the 1 kHz range. No significant current t...

12 comments posted 19yrs

posted by casper.pub

12 comments posted 19yrs posted by casper.pub