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  1. gogo2520

    Help identify this SMD transistor

    To bad it wasn't a DH DH BFN19 Sie P SOT89 pnp video o/p 300V comp BFN18               Thats the closes I can find in a sot 89 so far           who made the controller                           gogo                                    
  2. gogo2520

    very important

    hello robotgangsta   Not sure what you want to do. It sounds like you want to store sound with magnets. hummm maybe someday. The term is "never say never" but not today.                                           have fun gogo
  3. gogo2520

    ferrofluid in stepper motor

    Hello Ldanielrosa Heres is what I understand about Ferrofluids. Ferrofluids are superparamagnetic and have very low hysteresis. The particles are usually iron, magnetite, or cobalt, and are smaller than a magnetic domain, typically 10 nanometers in diameter. The surrounding liquid is...
  4. gogo2520

    What are Solder Pots used for

    Hello Everyone     I was just woundering , What are solder pots used for? Some how in the back of my head I got this image of a solder squirt gun hooked up to one, da. I have seen them for sale but have know idea what they are used for.                                               gogo
  5. gogo2520

    Use a speaker as a microphone while useing it as a speaker

    Thank You       audioguru                     gogo
  6. gogo2520

    Use a speaker as a microphone while useing it as a speaker

    Hello       Interesting read. I was wondering what are Q1 and ic1 in audioguru circuit                                       thanks you                                         gogo
  7. gogo2520

    Help with transformer

    Hi guys   The more I read this form the more i want to start my own thread Called In LayMen Terms.     fist off nutty boy           Where did you get the transformer.? If you got it out of a piece of old something there should of been a ratting on either amps or wattage. That might help us. ...
  8. gogo2520

    dsp processor

    hello prateeksikka   here is a site that might help you out http://www.wave-report.com/tutorials/DSP.htm                                           gogo
  9. gogo2520

    Help identify this SMD transistor

    Hi   I did some more searching and can not find anthing different. Where or what did you find that one.                           gogo that might help
  10. gogo2520

    Help with radio circuits

    Hello       rigdoctor99 is right about  http://www.101science.com/   It starts at the basics just  look around and you would be amazed at the amount of information on that site. plus it has all kind of links too.                                                 just have to read a little      ...
  11. gogo2520

    Simple Optical Switch

    Hello eemaestro   A 555 is use in a lot of ways, if there is a switch involed the 555 could used as a timmer or pwm for a motor. Post the Projects So we know what your looking at.                                                   have fun                                                     gogo
  12. gogo2520

    Uploading does not work correctly!

    Hi guys             50 megs is a big file to upload, don't see how they could do that.                                                       gogo                                                         :o
  13. gogo2520

    Electricity Meter

    hello raccon82     They make AC amp meters, you might check them out to see how they work, Then see if you could convert the output to  a/d and use a uc to mesure the useage, sort of like a data logger.                                       have fun                                         gogo
  14. gogo2520

    The untouchable wire.

    hello     I never had an luck with lead solder either. I suppose if that was all I did all day is solder i'd want it but for what I do i'll stick with the lead solder.                                             gogo
  15. gogo2520

    sos white paper

    Hello mugsby     not sure what you looking for but silicon-on-insulator (SOI) is the same as silicon on sapphire, so you might want to try a search on soi.                                                           gogo
  16. gogo2520

    Datasheet on Woman

      I use to have the remote but I left it next to my checkbook one day and now there both gone, I miss my checkbook.                     gogo
  17. gogo2520

    help plzzzzzzz

    Hello     That looks good MP, that should help shahzad-h get started with 7 seg's.                                                 as far as 5 by 7 dot matrix displays a 74hc595 and a microcontroller would work I have been playing around with scrolling message signs using a pic.              ...
  18. gogo2520

    Hobby PCB Design question.

    hellp oldgrandpainmi     I know Radio Shack had them when I was there because I bought some there, cat. No.  276-1490. We have two radio shacks in the area one has em the other has cell phones ha. I think they only cost a couple of bucks. I just use em to repair by boched up transfers.      ...
  19. gogo2520

    help plzzzzzzz

    hello shahzad-h the secret ic is the 4511 cmos shhhhhhhhh don't tell anyone I told you                                               gogo
  20. gogo2520

    TV tx

    Hello MNA         take a look at this  http://home.att.net/~wzmicro/avsender.htm   I think this what your trying to do                                     have fun                                       gogo
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