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Advice needed: kits, buying pre-made "kits", and where to buy them? Advice for a newbie...

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  • #16
    Out of curiosity I may just pick up one of the Crazy-star 1 pre-built boards, just to check it out. Seems strange no one can comment on it. I know the Sniffer -XR71 kits have been sold on eBay (powerlinebg who also sells the Powerscan 2Pro) with mixed results (these eBay units are NOT, as far as I know, supplied by Crazy-Tech.net), one eBay purchaser stated he received 7 units which did not work. Hmmmm, a fellow buying 7 units before testing one, probably deserves to be ripped off!!!

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    • #17
      Do let us all know how it works out!

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      • #18
        The above kits look quite good for pre built(misaligned components excused),but this is not always the case as posted above some sniffer x1's on ebay awhile ago were crap!.
        This is because of the way they are assembled, due to the pressures of supply and demand, what starts out as some "one man band" producing quality items can turn into complete rubbish.
        And that's due to rushing orders, and not screening components to save time and such, the only way to do it is to build it yourself then you eliminate this, complete kits are the way to go for me plenty of choice in every field and that's just here!.
        if you research your parts list and you find better quality components, you can get them and replace if needed(in the whole of my baracuda kit from silverdog only 2 resistors were out of whack).
        But i changed the audio components for ones of the same values but higher quality as i had them in, and that's the point you have total control over its construction, and all the world to help!.
        The bonus is you learn a great deal more this way than just slapping a board in a case, its cheaper too since you don't pay someone to make mistakes on your behalf.
        aly x

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        • #19
          Yeah, but I'm a complete clutz putting small things together. I tried the Surf PI kit and screwed up, and am now trying to correct my mistakes. Should have purchased a second kit!!! I'm certain with the learning curve overcome, it would go together pretty nicely. I would highly recommend interested resistor illiterate persons such as I take time to learn to identify these (colour code) before hand. I'm not criticizing Silverdog, as everything was labeled. That is except for one 100R (which I assumed was an ill-formed "K" ) resistor that I could not find on the component list. And it would just happen to be the last one remaining to be installed (I now understand it to be R4 & R5 100 1/4 WATT 5% tolerance). Unfortunately, there was but one empty space left requiring a different resistor. Which meant I had also screwed up elsewhere. Oh well . . . next time, after trying the completed kit.

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          • #20
            Another newbie question.. How to know quality components from inferior ones? Is it tolerance only, or is it -type- of component as well? Might have some "donor" electronics that I can get parts from, if I know what to look for..

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            • #21
              If you post a picture of both sides of your board maybe we can help?.
              if you put r5/r6 in check them you might have just mixed one up.
              When populating a board first time, sort all components into types in order of value,and start r1 check it.
              Double check it solder in then r2 and so on, don't try to populate the whole board or even all resistors or caps just take it slow and steady, one component at a time also check that the values match whats on the board and that the component is what it should be.
              aly

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              • #22
                Thanks sinclairuser, will do. My major prob is I screwed up one trace and am boning up on pcb soldering repairs to see what can be done.

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                • #23
                  Originally posted by multieagle View Post
                  Thanks sinclairuser, will do. My major prob is I screwed up one trace and am boning up on pcb soldering repairs to see what can be done.
                  actually i should have said to use a soldering iron of low watts, and if it struggles on larger traces the try higher on that trace
                  The fact that you damaged a trace hints to me that your iron is way too many watts since silverdogs boards have lovely thick traces.
                  aly

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                  • #24
                    Yes, agreed nothing wrong with board trace. I was trying to remove a resistor and obviously used too much heat far too long!

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