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  1. rybitski

    Line output converter, need a schematic

    I need a schematic for a line output converter. This is used to convert the high level output of a car stereo down to a low level signal so that it can be used as an input for an amp. I'm not sure of the actual specs, but I know comercial models are availiable for around $20 US. So if any one...
  2. rybitski

    Re-winding tranformers

    I read in alot of projects and articles about the need to re-wind old transformers to fix them or modify their output. I've searched the internetand there is nothing (that I could find anyway) about how to do this. How would you do it??? From what I can tell the case is welded together...
  3. rybitski

    Tele Conversion Lense Mount How-TO

    Recently I wrote a How-To for Mounting a Tele Conversion lense on to my Sony DSC-S40 digital camera. The method could be used for any camer tho. Here is the link: http://wishi-waspecial.livejournal.com/102438.html (trying to fill up this Hardware section... :-X)
  4. rybitski

    PCB drill press design

    I'm looking for a drill press design for drilling pcb using a dremel, any ideas? I think this has already been done some where, but why not disscuss it? Besides, It kind of dissapoints me that the hardware section is kind of empty... :'(
  5. rybitski

    Allen Bradlet SLC500 programalbe Controller HELP

    A couple monts ago I bought an "Allen Bradley SLC 500 Programable Controller" at a goodwill (thrift/second hand store) for $8.95 (US). At first I wasn't entirely sure what I was about to buy, I was just impressed by the 12 shinny toggle switches... I got home plugger it in and it powered up, but...
  6. rybitski

    Wearable electronics

    I make nick-nacks from recycled electronics. All of the proto types were gifts for my girl friend... She loved them, so I decided to make a web site and try to sell some of them... Here are a few examples of what I make: Ear rings: Pendants: Keychains: Check out my website if you are...
  7. rybitski

    Pool water level stabelizer

    below I have attached a diagram of my idea. When it rains my father's pool starts overflowing with water so he has to go out and hook up the sump pump and let it run for a while. Sometimes he forgets that it is running and he pumps too much water out. So my idea was to make a switch to turn the...
  8. rybitski

    IR gate counter HELP!

    I need something capeable of counting and displaying the number of times the IR beam is broken... I don't really know where to start... I'd like to display it on a 3 digit 7-segment led display. Is there anyway to do this with out a programer? Feedback and help is much appreciated! ;D
  9. rybitski

    IC Help

    I want to learn to use IC's... I have looked around on the internet and I can't find many resources... If you know of any sites or would care to explain some basics I would greatly apreciate it...
  10. rybitski

    led problem

    So I recently bought a lot of leds off ebay, here are the specs: Quantity:  100 Luminous Intensity Typ Iv (mcd) : 4000(Typical) ~ 5000(Max) Size: 5mm / 0.2 inches Operation Voltage: 3.2V - 3.6V Reverse current (uA): Less than 30uA Life Rating: 100,000 Hours Viewing angle: 25 - 35 degree...
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